Networking

Network+ Sample Questions Network+ is a certification that measures the technical knowledge of networking professionals. Earning the Network+ certification means that the candidate possesses the knowledge needed to configure and operate a variety of networking products. The Network+ test is available throughout the world in a variety of languages including English, German, French and Japanese. Following are some Network+ sample questions:

1.

You install File and Printer Sharing for Microsoft Networks. You share a folder and leave the password option blank. Who can gain access to the folder

A. Anyone who can gain access to your network and has a Microsoft redirector such as the Client for Microsoft Networks installed.

B. Windows 98 will not allow a blank password in this field. C. Anyone with Internet Explorer installed. D. Only users that are members of the same workgroup as you. Answer: A

2.

The figure below shows a typical Home Network Setup. Identify the network components marked in red.

Answer: A: Cable/DSL Modem B: CAT 5 Ethernet cable C: Wireless Signal E: Wireless Router

3.

Some protocols are considered to be technically non-routable. Which of the following statements best describes the most common reason why a protocol would be considered non-routable

A. It does not contain the appropriate Data Link layer information required by routers.

B. It uses advanced Transport layer services to move across the Internet and avoids the routing overhead required by the more primitive networking protocols.

C. It defines Physical layer network addresses for internal routing. D. It does not specify the Network layer addresses required by routers. Answer: D

4.

What is the binary network ID of the loopback IP address A. 1 B. 10101010 C. 0 D. 1111111 Answer: D

5.

You are the LAN administrator for your company. You have couple Windows 2000 Professional clients that dial in via PPP to the company network’s RAS server. You want the remote clients to be assigned dynamic IP addresses. You reserve a pool of class B addresses for these clients. Upon connecting, you find that the Windows 2000 computers are using a subnet mask of all 255s. What should you do A. Run ipconfig with the /release and /renew switch on the client B. Run ipconfig with the /renew_all switch on the client C. Run winipcfg on the client

D. Do nothing. This is normal Answer: D

6.

You are configuring a router. According to the manual, you will need a transceiver to connect to the LAN ports of the router. What kind of physical interface does the router have A. MSAU B. RJ-11 C. AUI D. BNC Answer: C

7.

Which of the following are connectionless protocols. (Choose the three best answers. ) A. IP B. SPX C. IPX D. UDP Answer: A, C, D

8.

How can Jim Herr, a client on an NT TCP/IP network see which remote hosts are currently connected using NBT A. Use NBTSTAT

B. Use NETSTAT C. Use NSLOOKUP D. Use IPCONFIG Answer: A

9.

You are setting up a new Windows 98 workstation on your network, and your DHCP server provides all of the normal TCP/IP configuration information. What must you do to configure the IP address on the workstation after you add the TCP/IP protocol

A. The DHCP option is enabled automatically, and the server will auto-configure everything.

B. Find out what the subnet mask on your network is, and add this information only. C. Manually enter an IP address that is not in use on the network. D. Put the address of the router in the default gateway, and put all 0s in the IP field. Answer: A

10.

Which of the following is considered a Network Attached Storage device A. A 60 GB DAT tape drive attached to the Network Server

B. A file server with special software that is at a separate location from the departmental file server

C. In a Windows NT environment, it would be the Backup Domain Controller D. A high speed specialized sub-network attached to the enterprise Answer: B

11.

Credit card size, designed for notebooks, self-configuring, and non-OS dependent describes which PC bus architecture

A. PCI B. ISA C. EISA D. PCMCIA Answer: D

12.

What protocol is used between E-Mail servers A. HTTP B. POP3 C. SNMP D. SMTP Answer: D

13.

When installing a manually configured adapter, what information must you know to avoid resource conflicts A. IRQ B. Number of bits C. Base I/O port address

D. Base Memory address Answer: A, C & D

14.

Which of the following OSI layers is responsible for identifying communications partners A. Application B. Session

C. Network D. Presentation Answer: A

15.

A broadcast message is an example of which dialog control method A. Half duplex B. Baseband C. Broadband D. Simplex Answer: D

16.

Which of the following are used to resolve Windows NetBIOS names to IP addresses A. DNS B. WINS C. LMhosts file D. Hosts file Answer: B, C

17.

What is a router

A. A hardware device that connects dissimilar networks, such as Cat 5 cabling and FDDI B. A network host that reads the source and destination addresses in the packet header and makes decisions about where to forward the packet

C. A network host that can forward LAN-based email messages onto the Internet, after repackaging them into the SMTP format D. A software system that can translate between dissimilar networks such as Ethernet and Token Ring Answer: B

18.

Which of the following is Class C IP address?

A. 10. 10. 14. 118 B. 135. 23. 112. 57 C. 191. 200. 199. 199 D. 204. 67. 118. 54 Answer: D

19.

A Windows 95 user complains that she cannot connect to any other computers on her local subnet even when using the IP address to communicate. However, she can ping 127. 0. 0. 1 and receive a reply. Other users on her subnet do not report having any trouble. All client computers on the network are WINS-enabled. What is the most probable cause of the problem? A. The TCP/IP stack is not installed properly

B. The subnet mask is not correct, check whether the subnet mask is configured correctly.

C. The default gateway is not configured properly. D. The computer is not configured to use LMHOSTS Answer: B

20.

WINS or ___ may be used for NetBIOS name resolution? A. HOSTS B. DNS C. LMHOSTS Answer: C

21.

You have set up a server that connects to an Internet services provider ( ISP) over ISDN line. How should the default gateway address be configured so that windows 95 users on the local network can access the Internet through the RAS server. The RAS server is located on the same subnet as that of the WIN95 machines. A. The default Gateway address on WINS95 must specify the IP address of the remote ISP

B. The default Gateway on WN95 must specify the IP address of the RAS server on the local network.

C. The HOSTS file in WIN95 machines must be configured with the host name of the RAS Server. D. The HOSTS file in WIN 95 machines must be configured with the host name of the ISP Answer: B

22.

Which of the following is the standard adopted for Ethernet CSMA/CD by IEEE Committee?

A. 802. 2 B. 802. 1d C. 802. 3 D. 802. 5 Answer: C

23.

Disk Striping with Parity corresponds to which RAID level? A. RAID 0

B. RAID 1 C. RAID 3 D. RAID 5 Answer: D.

24.

Which of the following media types is most susceptible to EMI? A. Fiber Optic B. STP C. Co-axial D. UTP Answer: D

25.

Which type of connector does a 10BaseT Ethernet cable use? A. BNC B. RJ-45 C. RJ-11 D. MSAU Answer: B

26.

Which of the following is suitable for mission critical and time sensitive applications? A. 10BaseT B. 10Base2 C. Token Ring D. Mesh Answer: C

27.

What is the default subnet mask for Class C network?

A. 255. 0. 0. 0 B. 255. 255. 0. 0 C. 255. 255. 255. 0 D. 255. 0. 255. 0 Answer: C

28.

Which of the following network topologies have each computer connected to a central point? A. Bus B. Ring C. Star D. Mesh Answer: C

29.

Which of the following network topologies is the most fault tolerant? A. Bus B. Mesh C. Star D. Ring Answer: B

30.

A Bus network topology is best described as which of the following? A. All computers are attached to a single cable in a chain style B. All computers are connected to a central point C. All computers are connected to every other computer or resource in the network D. Fault Tolerant Answer: A

31.

A Ring network topology provides two links from each computer. A link in and a link out. A. True B. False Answer:A

32.

Which connector is often used with Thinnet cable? A. RJ-11 B. AUI C. DIX D. BNC Answer:D

33.

Which of the following media connectors are used in conjunction with telephones? A. RJ-45 B. RJ-11 C. RJ-T D. None of the above are correct Answer:B

34.

10BaseT Ethernet networks, most commonly use which of the following types of cable? A. Fiber B. Coax C. STP D. UTP Answer:D

35.

A Gateway is able to connect network environments that are dissimilar. A. True B. False Answer:A

36.

AUI connectors are commonly associated with which of the following items? A. A Vampire Tap B. Fiber Optic Cable C. 10Base2

D. Wireless Networks

Answer:A

37.

A hub works in conjunction with which of the following network topologies? A. Ring B. Star C. Bus D. Mesh Answer:B

38.

Which of the following is a correct MAC address?

A. 190. 168. 80. 1 B. www. certyourself. com C. 08:34:FE:4C:F2:54 D. G2:G3:23:87:GG Answer:C

39.

A Hub operates at which of the following layers of the OSI model? A. Physical B. Session C. Transport D. Application Answer:A

40.

Which of the following devices operate at the Data Link layer of the OSI model? A. A Hub B. A NIC C. A Switch

D. A Router Answer:C

41.

A Router operates in which layer of the OSI model? A. The Physical Layer B. The Data Link Layer C. The Transport Layer D. The Network Layer Answer:D

42.

A Network Interface Card operates at the Network Layer of the OSI model. A. True B. False Answer:B

43.

Which of the following is the correct order of the OSI model from bottom to top?

A. Application, Presentation, Session, Transport, Network, Data Link, Physical B. Physical, Network, Data Link, Session, Transport, Application, Presentation

C. Physical, Data Link, Network, Transport, Session, Presentation, Application D. Application, Session, Presentation, Transport, Network, Data Link, Physical Answer:C

44.

What is the maximum speed of 10Base5 Ethernet cable? A. 100 Mbps B. 500 Mbps C. 50 Mbps D. 10 Mbps Answer:D

45.

100Base-FX uses which of the following types of cable? A. Fiber Optic B. Unshielded Twisted Pair C. Coax D. Shielded Twisted Pair Answer:A

46.

Which of the following TCP/IP protocols is used to communicate between a Web Browser and a Web Server? A. SMTP B. HTTP C. UDP D. POP3 Answer:B

47.

Which of the following layers of the OSI model does a Bridge operate in? A. The Data Link Layer B. The Network Layer C. The Transport Layer D. The Session Layer Answer:A

48.

While reviewing the security logs for your server, you notice that a user on the Internet has attempted to access your internal mail server. Although it appears that the user's attempts were unsuccessful, you are still very concerned about the possibility that your systems may be compromised. Which of the following solutions are you most likely to implement? A. A firewall system at the connection point to the Internet B. A more secure password policy C. File-level encryption D. Kerberos authentication Answer: A

49.

A server has two NIC cards installed. The first one uses IRQ 10 and I/O range of B800-B81F. The second uses IRQ 10 and I/O range of D700-D80A. What action, if any, should be taken?

A. No action is required. B. Locate any available IRQ to resolve the IRQ conflict. C. Locate any available I/O range to resolve the I/O conflict. D. Change the I/O of the second NIC to B800-B81F. Answer: B

50.

Which of the following IEEE 802 standards pertain to token ring?

A. IEEE 802. 5 B. IEEE 802. 3 C. IEEE 802. 2 D. IEEE 802. 11 Answer: A

51.

Protocol that is often used to facilitate communications with an IBM mainframe? A. NetBEUI B. RIP C. DLC Answer: C

52.

Which of these protocols provide fast connectionless communications that relies on upper layers of the OSI model for error correction? A. TCP (Transmission Control Protocol) B. UDP (User Datagram Protocol) C. SPX Answer: B

53.

Can be used to reduce traffic bottlenecks in a NetBEUI network? A. bridge B. router C. gateway Answer: A

54.

You have just finished the installation of two computers on a 28 computer network using Novell's IPX/SPX. Both computers initialize with no error messages yet they cannot contact other computers on the network. All other computers are functioning normally. You probably have an ___? A. incorrect IRQ B. incorrect frame type C. invalid IP setting Answer: B

55.

Uses amplifiers to regenerate analog signals? A. baseband B. broadband C. fiber-optic Answer: B

56.

Uses single frequency digital signals? A. baseband B. broadband C. multiband Answer: A

57.

You are hired to investigate a slow performing network server for a client. Using the performance monitor you obtain the following readings: CPU usage= 25%, Disk time= 25%, Page faults/sec= 25. What one change will increase the performance of this network server the most? A. buy another CPU B. add another hard drive C. increase RAM Answer: C

58.

Which of the following should you check if you can connect using the IP address but NOT with the host name? A. DNS B. WINS C. DHCP Answer: A

59.

The fastest method of transporting data with a switch? A. store and forward B. cut through C. loop back Answer: B

60.

Although NOT fault tolerant this RAID level is often used when one wants the highest level of performance? A. RAID 0 B. RAID 1 C. RAID 5 Answer: A

61.

Four _____ are used in the 5-4-3 rule of 10Base2 networking? A. repeaters B. segments C. routers

Answer: A

62.

You have just finished installing an Ethernet PCI NIC (network interface card) in a client's computer. The computer initializes successfully and has no apparent hardware problems. The computer however is not able to communicate with other computers on this NetBEUI network. All other client computers are able to communicate. What is the most likely cause of this problem? A. IRQ conflict B. incorrect transceiver setting C. incorrect frame type Answer: B

63.

The two key components of a digital signature include the secure hash algorithm and a ___ ? A. blowfish value B. certificate authority C. IPSec Answer: B

64.

The Microsoft version of Novell's IPX/SPX protocol? A. ODI B. NWLink C. DLC Answer: B

65.

Utility used to run applications on a computer at a remote location? A. ODI B. Telnet C. ARP (Address Resolution Protocol) Answer: B

66.

Topology that offers the highest level of redundancy, is easy to troubleshoot but is expensive to install. It is the topology of the internet? A. star B. ring C. mesh Answer: C

67.

Ordinary telephone wire has a thickness of AWG 22. Of the following which is the thickest wire? A. AWG 14 B. AWG 28 C. AWG 32 Answer: A

68.

Backup method which clears the archive bit and is the shortest to perform but takes the longest to restore? A. full B. incremental C. differential Answer: B

69.

Which of the following protocols map a logical address to a MAC (Media Access Control) address? A. DNS B. WINS C. ARP Answer: C

70.

The major limiting factor for how long a cable can be in a segment is ___? A. collisions B. EMI C. attenuation Answer: C

71.

Backing up the system state in Win 2000 Prof will backup the ___? A. registry B. boot files C. all of the above Answer: C

72.

Equipment that is designed to help identify breaks and shorts in cables? A. TDR B. performance monitor C. SNMP Answer: A

73.

Which company developed the Unix Operating System? A. Sun B. Microsoft C. ATT Answer: C

74.

To start a Win 2000 Prof computer in the safe mode press ___ at startup? A. F8 B. Ctl and Esc C. F1 Answer: A

75.

A bridge filters traffic using which type of address? A. IP address

B. MAC address C. TCP address Answer: B

76.

A large network with 500 users notice that at specific times in the morning and afternoon network congestion ties up their computers. What is the most likely cause? A. power fluctuations B. a terminator is not grounded C. many users are logging on or off Answer: C

77.

A ___ is created when a unique IP address and port number are used to connect two computers? A. SAP B. media transfer coefficient C. socket Answer: C

78.

During disaster recovery of a Win 2000 Prof computer if you "Enable Boot Logging" the file ___ is saved to the C:\winnt folder for analysis?

A. setuplog. txt B. bootlog. txt ntbtlog. txt Answer: C

79.

Which of these WAN (Wide Area Network) protocols is the fastest? A. Frame Relay B. ATM

C. X. 25 Answer: B

80.

The only files on a Win 2000 Prof Emergency Repair Disk (ERD) are autoexec. nt, config. nt, and setup. log? A. True B. False Answer: A

81.

OSI layer responsible for mail and file transfers? A. transport B. data link C. application Answer: C

82.

A protocol that functions at the network layer of the OSI model? A. TCP B. IP

C. SPX Answer: B

83.

A major advantage of ___ in an NT network is centralized security and administration? A. user-level security B. share-level security C. RAID 5 Answer: A

84.

OC-1 has a transmission rate that is close to ___ ? A. T-1 B. T-3 C. ISDN Answer: B

85.

The maximum number of populated segments allowed in an Ethernet network? A. 3 B. 4 C. 5 Answer: A

86.

Using the TCP/IP protocol if the destination of the packet is outside the subnet then the packet is sent to the ___? A. switch B. bridge C. default gateway Answer: C

87.

Entry in DNS to identify your mail server? A. IDC B. TU C. MX Answer: C

88.

Toplology which is the least expensive to install? A. ring B. star C. bus Answer: C

89.

Utility which can be used to identify bottlenecks in the network? A. PING B. WINIPCFG C. TRACERT Answer: C

90.

What is the first octet range for a class A IP address? A. 1- 126 B. 1- 128 C. 1- 191 Answer: A

91.

After you setup the IP address and subnet mask your FIRST test should be with ___? A. tracert to a known good server

B. ping 127. 0. 0. 1 C. ping another computer on your segment Answer: B

92.

NetBIOS computer names can have up to ___ characters? A. 256

B. 15 C. 20 Answer: B

93.

Refers to the part of the network that is separated by routers, bridges, or switches? A. partition B. node C. segment Answer: C

94.

Data is organized into FRAMES for transmission at this OSI level? A. physical B. data-link C. network Answer: B

95.

10Base2 coaxial has a limit of ___ computers per segment? A. 2 B. 30 C. 100 Answer: B

96.

Cable used for ArcNet networks? A. RG-58 B. RG-59 C. RG-62 Answer: C

97.

A Class A IP address uses the last ___ octet(s) for the host ID. The host ID is the unique part and identifies the individual user and part of the reason 50% of all IP addresses are Class A? A. one B. two C. three Answer: C

98.

Of the three (3) RAID levels used by a Win 2000 server choose the one(s) that is/are fault tolerant?

A. 0, 1, and 5 B. 1 and 5 C. 5 Answer: B

99.

The best method to restore the latest copy of the registry in a Win 2000 Server is to select the ___? A. Emergency Repair Disk (ERD)

B. Recovery Console C. Last Known Good Configuration Answer: C

100.

What routing protocol counts hops to the destination along multiple paths to determine the most efficient route? A. ARP B. DLC C. RIP Answer: C

101.

The source and destination addresses are stored in the ___ of a packet? A. data B. trailer C. header Answer: C

102.

Most commonly used type of modem? A. synchronous B. asynchronous C. external Answer: B

103.

Operates at the network layer of the OSI model? A. bridge B. gateway C. router Answer: C

104.

Disk duplexing (RAID 1) requires a minimum of ___? A. 2 hard drives and 1 controller B. 3 hard drives and 2 controllers C. 2 hard drives and 2 controllers Answer: C

105.

Organization responsible for the OSI model? A. ANSI B. IEEE C. ISO Answer: C

106.

Which topology uses the least amount of cabling? A. star B. bus C. ring Answer: B

107.

According to RFC 1918 this range of Class A IP addresses are reserved for private intranets and are not supposed to be used on the internet (where x is any number from 1 to 254)?

A. 10. x. x. x B. 20. x. x. x C. 30. x. x. x Answer: A

108.

Cable classification for 10Base5 thicknet coaxial? A. RG-8 B. RG-10 C. RG-58 Answer: A

109.

Dial-up protocol that uses a virtual private network (VPN)? A. SLIP (Serial Line Internet Protocol) B. PPTP (Point-to-Point Tunneling Protocol) C. PPP (Point to Point Protocol) Answer: B

110.

Type 9 ___ rated coaxial cable should be installed in drop ceilings to conform to fire code regulations? A. SPF B. PVC C. plenum Answer: C

111.

The best device to use when monitoring a broadcast storm? A. TDR B. Digital Voltmeter C. Protocol Analyzer Answer: C

112.

Class A IP addresses can accomodate 16 million hosts while a Class B can accomodate ___? A. 254

B. 65, 534 C. 4 million Answer: B

113.

SNMP relies on the information found in ___ to chart and graph components of the network for analysis and troubleshooting? A. SMPs B. MIBs

C. SAPs Answer: B

114.

Prescribes the greatest packet octet length that can be transmitted? A. SAP B. subnet mask C. MTU Answer: C

115.

The default protocol on NT4 or Win 2000 servers? A. IPX/SPX B. NWLink C. TCP/IP Answer: C

116.

A standard security algorithm developed in 1975 that uses 56-bit symmetric key encryption? A. DES B. EAP C. PAP Answer: A

117.

Win 2000 security service that maintains permissions and passwords used to logon? A. MMPE B. CHAP C. SAM Answer: C

118.

A voice grade demand priority standard developed by HP that is capable of 100Mbps transmissions? A. 100VG-AnyLAN B. 100BaseT C. 100BaseFX Answer: A

119.

PPP is part of the ___ OSI layer? A. physical B. data link C. network Answer: B

120.

Network connection device that is capable of sending packets along multiple paths depending on which path is the most efficient? A. bridge B. router

C. all of the above Answer: B

121.

Processes data using applications stored on its hard drive and sends the results back to the client. Saving the client the extra hard drive space he would need for the application as well as the CPU processing time? A. file server B. print server C. application server Answer: C

122.

The static HOSTS text file used on UNIX systems that requires manual entries by the administrator was the precursor of ___. Today the HOSTS file system finds use mainly in maximum security operations which don't want anything changed automatically? A. WINS B. LMHOSTS C. DNS Answer: C

123.

The minimum category of UTP cable that will meet the 10BaseT standard? A. cat2 B. cat3 C. cat5 Answer: B

124.

The easiest protocol to setup? A. NetBEUI B. NWLink C. TCP/IP Answer: A

125.

Displays data on hardware components such as memory, CPU, and the hard drive in a chart or graph which describes how these devices are operating?

A. protocol analyzer B. performance monitor C. network monitor Answer: B

126.

The OSI layer responsible for name recognition, security logins, and synchronization of the connection? A. presentation B. application C. session Answer: C

127.

Has twenty-four 64 Kbps channels for a total of 1. 544 Mbps throughput? A. T3 B. T1

C. X. 25 Answer: B

128.

Microsoft recommends that the %CPU usage should not be above 90% for a single CPU or above __% for multiple processors for any extended period? A. 50 B. 70 C. 90 Answer: A

129.

Your customer's computer is loaded with peripherals and is using COM1, COM2, LPT5, and LPT7. You install the NIC on IRQ3 and have a conflict. Which of the following is the NIC conflicting with? A. the printer B. COM1 C. COM2 Answer: C

130.

The most widely used protocol? A. NetBEUI B. NWLink C. TCP/IP Answer: C

131.

Can be thought of as a "hop counter" determining how many hops it takes along various paths to the destination and then telling the router which is the one with the least number of hops which most of the time is the quickest route? A. DLC B. SAP C. RIP Answer: C

132.

Apple's LocalTalk protocol has a ___ computer limit? A. 8 B. 32 C. 128 Answer: B

133.

Ensures that one device is NOT overwhelmed by another with a data transmission? A. SMB B. CRC C. flow control

Answer: C

134.

You are setting up a 10Base2 Ethernet network for a client with three segments. There are 20 computers in each segment. How many terminators will you need for this network? A. 1 B. 2 C. 6 Answer: C

135.

Used to connect different media types but cannot filter or segment traffic? A. bridge B. hub C. router Answer: B

136.

The most efficient way to control security in a client/ server network is to assign permissions to ___? A. each shared resource B. directories C. groups Answer: C

137.

Which of the following IRQs can you set your NIC to without usually causing a conflict? A. 4 B. 7 C. 10 Answer: C

138.

ArcNet is one of the oldest protocols used. What year was it invented? A. 1967 B. 1977 C. 1987 Answer: B

139.

OSI layer that determines whether the transmission is a full or half-duplex transfer? A. presentation B. session C. application Answer: B

140.

Compensates for a hard drive failure on an NT server? A. RAID B. WINS C. DHCP

Answer: A

141.

In addition to DNS, DHCP, and Active Directory to boot from an RIS server in Win 2000 requires a ___ compliant NIC? A. RAS B. PXE C. SAP Answer: B

142.

The most popular dial-up protocol? A. SLIP B. UDP C. PPP Answer: C

143.

The standard for several hubs connected in a linear fashion (token-bus)?

A. 802. 3 B. 802. 4 C. 802. 5 Answer: B

144.

The minimum number of disks required to implement a fault tolerant RAID system? A. 1 B. 2 C. 3 Answer: B

145.

For increased security Win 2000 enables encryption of files or folders on ___ volumes? A. FAT32 B. NTFS C. either FAT32 or NTFS Answer: B

146.

Characteristic of the TCP protocol? A. fast but unreliable delivery B. best effort delivery C. assurance of packet delivery Answer: C

147.

Cable type that offers the least resistance to EMI? A. coaxial B. fiber-optic C. UTP Answer: C

148.

Novell introduced TCP/IP as its default protocol in NetWare ___ ?

A. 3. x B. 4. x C. 5. x Answer: C

149.

This OSI layer packages bits into frames? A. physical B. data-link

C. network Answer: B

150.

Protocol used in Win 2000 to print to a URL on the internet. It requires either Peer Web Services or a IIS server to be installed? A. IPP B. SAP C. IPSec Answer: A

151.

Novell added ___ which could bind many protocols to a NIC starting with NetWare 4. 0? A. NDIS B. TSM C. ODI Answer: C

152.

Port ___ is assigned to the SMTP? A. 21 B. 25 C. 80 Answer: B

153.

You are setting up a local peer-to-peer network that will have seven Win 98 computers. Internet access is not needed. Which protocol should you use? (NetBEUI is the best one but if its not listed then pick the one with the lowest overhead)

A. X. 25 B. NWLink C. TCP/IP Answer: B

154.

Used for installing Win NT4?

A. setup. exe B. winnt. exe

C. win. com Answer: B

155.

OSI layer responsible for error checking frames and adding MAC addresses to its tables? A. presentation B. transport C. data-link Answer: C

156.

The initial formation of the packet header is started at this OSI level? A. Application B. Session C. Physical Answer: A

157.

For a Class C IP address the first ___ octet(s) are reserved for the network ID? A. 1 B. 2 C. 3 Answer: C

158.

Utility used to check SMTP connectivity? A. SNMP B. LMHOSTS

C. Telnet Answer: C

159.

Prevents bounce-back of signals in a 10Base2 network? A. T-connector B. BNC C. terminator Answer: C

160.

A set of "rules" for network transmissions? A. topologies B. protocols C. gateways Answer: B

161.

What bridging protocol can be used to prevent bridge looping when more than one physical path exists between two or more network segments? A. The Spanning Tree Protocol B. The Inverted Tree Protocol C. The Transparent Tree Protocol

D. The Domain Name Tree Protocol E. The Looping Bridge Protocol Answer: A

162.

What are the two methods switching hubs use to transport data between devices? A. Routing B. Forwarding C. Cut-through D. Active E. Store-and-forward Answer: E, C

163.

What happens when a device is disconnected from the middle of a BUS network? A. The hub will propagate error messages to the rest of the network B. All devices on the network will fail

C. The Server will stop responding to that device D. Data will not be able to get to devices on the other side of this device

E. If a bridge is on the network, only that segment will be effected Answer: A

164.

What are some advantages of a Client/Server network over a Peer-to-Peer network? A. Performance is better on a Peer-to-Peer

B. Security is better on a Client/Server C. Performance is better on a Client/Server D. Security is better on a Peer-to-Peer E. Client/Server is easier to administrate Answer: E, B

165.

Name two protocols in the TCP/IP suite that function at the Transport layer of the OSI model. A. TCP B. IP C. UDP D. SNMP E. ARP Answer: C, A

166.

IP is responsible for sorting and _________________ of packets. A. Addressing B. Holding C. Organizing D. Delivery E. Verifying Answer: D

167.

What is the first octet range for a class B IP address? A. 127-191 B. 128-191 C. 192-223 D. 1-127 E. 128-255 Answer: B

168.

What is the first octet range for a class C IP address? A. 1-126 B. 128-191 C. 192-225 D. 192-223 E. 192-255 Answer: D

169.

What method of transporting data with a switch is fastest? A. Store-and-forward B. Cut-through C. Routing D. Spanning Tree E. Pass-Through Answer: B

171.

The inner core of a coaxial cable that carries the signals is made of ___? A. aluminum B. copper C. zinc Answer: B

172.

Active hubs can ___? A. route the signal using the most efficient path B. send an acknowledgement once the packet is received C. regenerate the signal like repeaters Answer: C

173.

RAID 5 requires a minimum of __ hard drives? A. 3 B. 4 C. 5 Answer: A

174.

What is an advantage of Cat 3 UTP cable instead of RG-58 A/U coaxial? A. UTP supports longer cable segments B. UTP is less susceptible to EMI C. UTP is easier to install and less expensive Answer: C

175.

A packet in a TCP/IP network whose destination is outside the local network goes to the ___? A. TCP transceiver B. default gateway C. IP subnet Answer: B

176.

One important difference between routers and bridges is that when a bridge can't locate the destination address in its table it ___? A. sends the transmission to the default gateway B. dumps the packet C. broadcasts the transmission to all ports Answer: C

177.

Novell's NetWare 5. 0 was developed in part from the ___ standard? A. ATM B. NDIS

C. X. 500 Answer: C

178.

The freely distributed open source Unix based operating system that has gained in popularity recently? A. XP B. Linux C. DLC Answer: B

179.

The term used to describe the physical layout of a network? A. protocol B. server C. topology Answer: C

180.

Is the interface between the NIC drivers and MAC sublayer? A. WINS B. NDIS C. DLC Answer: B

181.

Which topology provides for equal access to the network for all computers? A. star B. bus C. ring Answer: C

182.

Using the TCP/IP protocol when is a subnet mask required? A. only when connecting outside the LAN B. only when using TCP/IP C. for both intranet and internet usage Answer: C

183.

OSI level that ensures error-free delivery of packets? A. data-link B. network C. transport Answer: C

184.

The IEEE specification for a token ring network?

A. 802. 3

B. 802. 5 C. 802. 6 Answer: B

185.

RIP counts hops (or routers it encounters) as the packet travels to its destination. Another name for a hop is a ___? A. interval B. sequence C. metric Answer: C

186.

A protocol that functions at the transport layer of the OSI model? A. IP B. IPX C. SPX Answer: C

187.

How many bits are there in an IP address? A. 64 B. 32 C. 128 Answer: B

188.

An easy to configure, fast, and efficient protocol recommended for small nonroutable networks? A. NetBEUI B. TCP/IP

C. X. 25 Answer: A

189.

What type of troubleshooting device examines the network at the packet level? A. TDR B. VOM

C. protocol analyzer Answer: C

190.

Resolves domain names into IP addresses? A. DHCP B. DNS C. WINIPCFG Answer: B

191.

___ uses data encryption to secure data being transmitted over the internet so even if it is intercepted it can't be read without knowing the key? A. DLC

B. SSL C. ARP Answer: B

192.

Device drivers can be disabled in Win 2000 Prof in Device Manager or by using the ___? A. ERD B. Recovery Console C. RDISK Answer: B

193.

Smart Cards in Win 2000 use the ___ RAS authentication protocol for security? A. PAP B. MSCHAP C. EAP Answer: C

194.

Because of its low overhead this is the fastest of these protocols? A. TCP/IP B. NWLink C. NetBEUI Answer: C

195.

The ERD made in the Win 2000 Server Backup utility contains the files needed to boot the computer? A. True B. False Answer: B

196.

Your client has a 10Base2 Ehternet network which is using 160m of RG-58A/U cable and two 50 ohm terminators that are both grounded. What is wrong with his network? A. the terminators should be 93 ohms B. he should be using RG-59/U cable C. only one terminator should be grounded Answer: C

197.

Of the following the one that is NOT an alogorithm that determines the shortest path for routers? A. SAP B. RIP C. OSPF Answer: A

198.

The most common topology in use today among corporate users? A. bus

B. ring C. star-bus Answer: C

199.

Uses a 93 ohm resistor? A. RG62 B. RG58 C. RG59 Answer: A

200.

OSI level responsible for compression and encryption of data? A. session B. application C. presentation Answer: C

201.

Analog transmissions with multiple frequencies such as cable television signals use ___? A. baseband B. broadband C. multiband Answer: B

202.

Network device which cannot be used to filter traffic by segmenting a network? A. bridge B. hub C. switch Answer: B

203.

RAID can be used in these network operating systems? A. NT B. Netware C. all of the above Answer: C

204.

When multiple protocols are used in a network ___ should always be placed at the top of the binding order? A. TCP/IP B. IPX/SPX C. the one most frequently used Answer: C

205.

The standard cabling type used in AppleTalk and Token Ring? A. UTP B. STP C. RG-58A/U Answer: B

206.

Arrange these WAN technologies in chronological order beginning with the oldest?

A. X. 25, ISDN, ATM

B. ISDN, X. 25, ATM C. ATM, ISDN, X, 25 Answer: A

207.

A crossover cable can be used to connect? A. a hub to a hub B. a computer to a computer C. all of the above Answer: C

208.

The RJ-45 connector used in UTP networks has ___ wires? A. 2 pairs or 4 B. 4 pairs or 8 C. 6 pairs or 12 Answer: B

209.

Displays the IP configuration information on a Win NT computer? A. IPCONFIG B. WINIPCFG C. ARP Answer: A

210.

Displays the IP configuration information on a Win 98 computer? A. IPCONFIG B. WINIPCFG C. WINS Answer: B

211.

The IEEE 802 standards operate at these layers of the OSI model? A. network and transport B. session and presentation C. physical and data link Answer: C

212.

Can be used to show only one IP address for multiple users on the subnet? A. proxy server B. DHCP server C. DNS server Answer: A

213.

What must be configured in TCP/IP for two computers on the same segment to communicate with each other? A. IP address and subnet mask B. default gateway C. all of the above Answer: A

214.

The Windows NetBIOS name resolution protocol? A. DNS B. WINS C. NDIS Answer: B

215.

The IEEE standard for wireless networks?

A. 802. 2 B. 802. 11 C. 802. 8 Answer: B

216.

SLIP supports ___? A. TCP/IP B. NetBEUI C. all of the above Answer: A

217.

The proposed IPv6 standard is designed to dramatically extend the present limit of 4 billion IP addresses by using ___ bits instead of the present 32 bit IP addresses in use today? A. 64 bit B. 128 bit C. 256 bit Answer: B

218.

You are installing cables for an Ethernet network in an office. The office manager doesn't want the media hanging in the crawl spaces and drop ceiling and wants you to share an existing conduit that already has telephone cables to hide the network cables you are installing. The cable segments will not be over 100 m. Which type of media should you choose? A. coaxial B. UTP C. fiber optic Answer: C

219.

ArcNet was originally setup to operate at ___ Mbps? A. 10 Mbps

B. 2. 5 Mbps C. 100 Mbps Answer: B

220.

Besides Token Ring ___ also uses tokens? A. ArcNet

B. FDDI C. all of the above Answer: C

221.

Running performance monitor your CPU usage averages 45% except when you load an application and it surges to 100%. Is there a problem?

A. yes, your CPU needs an upgrade or multiple CPUs may have to be installed B. yes, but it is not the CPU, you need more RAM C. no, its normal for the %usage to surge when loading an application Answer: C

222.

Interface between the computer and POTS? A. ATAPI B. SONET C. TAPI Answer: C

223.

The following protocols are supported by RAS? A. TCP/IP B. NetBEUI C. all of the above Answer: C

224.

Which architecture is recommended under high network utilization of up to 70% or 80%? A. Ethernet bus B. Token Ring C. DLC Answer: B

225.

A token-ring network has a maximum limit of ___ computers? A. 1024 B. 260 C. 512 Answer: B

226.

Dial-up protocol used when a secure connection is desired? A. PPP B. SLIP C. PPTP Answer: C

227.

Your IP address is 135. 72. 14. 43. What portion of this IP address identifies your network ID? A. 135

B. 135. 72 C. 135. 72. 14 Answer: B

228.

Allows users to connect to a remote network with a PPP dial-up connection? A. RAS B. SAP C. SONET Answer: A

229.

Which of the following protocols need to be installed on your client's NT system before DHCP and DNS can be enabled? A. TCP/IP B. IPX/SPX C. NetBEUI Answer: A

230.

A router uses ___ addressing to choose its path? A. physical B. logical C. system Answer: B

231.

A ___ is used to connect two pieces of 10Base2 coaxial cable together? A. T-connector B. barrel connector C. patch cable Answer: B

232.

One reason the ATM WAN protocol is faster than Frame Relay is because its packets are a ___ size which allows them to be switched and routed more easily? A. variable B. fixed C. compressed Answer: B

233.

SQL is used to ___? A. access databases B. setup the default gateway C. identify a defective NIC Answer: A

234.

Which of the following is a routable protocol? A. LAT B. NWLink C. DLC

Answer: B

235.

Uses token passing? A. Frame Relay B. ArcNet C. ATM Answer: B

236.

For Cat 5 UTP, patch cables from the wall outlet to the computer can be a maximum of ___ m? A. 1 B. 3 C. 10 Answer: B

237.

The static text file ___ and DNS contain similar names and IP addresses? A. LMHOSTS B. HOSTS C. WINS Answer: B

238.

Increases the data rate of modems? A. encryption B. compression C. synchronization Answer: B

239.

Wireless technology commonly used to connect workstations that are all located in a single room? A. IrDA B. microwave C. SONET Answer: A

240.

Your customer has a client/ server Ethernet network consisting of a server and 225 computers running Win NT4. What kind of security would you recommend to him for centralized control of access to files and directories on the network? A. use a password for each file and groups for each directory B. use a password for each file and directory shared C. setup groups of shared resources and users who have access to these groups Answer: C

241.

Characteristic of an IEEE 802. 3 10BaseT Ethernet network? A. BNC T-connectors B. RJ-11 C. UTP

Answer: C

242.

You suspect a faulty NIC is causing a broadcast storm in a network. What troubleshooting tool would you use to locate which computer has the defective NIC? A. VOM

B. protocol analyzer C. TDR Answer: B

243.

A dial-up protocol that does not support automatic IP addressing using DHCP? A. PPP B. DLC C. SLIP Answer: C

244.

Of the two types of routers the one that uses the discovery process to create its routing table? A. static B. dynamic C. multiplexed Answer: B

245.

Your client's NT server has been having trouble booting. Where should you look first for some answers? A. performance monitor B. event viewer C. SNMP Answer: B

246.

Another fast non-routable protocol with low overhead developed by DEC? A. ATM B. LAT C. SPX Answer: B

247.

You are hired to setup a 100Mbps Ethernet network for a client in an office that already has cat 3 UTP installed. Your client wants to keep the costs to a minimum but needs the 100Mbps throughput. What should you recommend? A. keep the existing cable but purchase 100Mbps hubs B. keep the existing cable but use 100Mbps patch cable from the wall outlet C. new cat 5 UTP and if not already installed 100 Mbps hubs and 100 Mbps NICs Answer: C

248.

Your client's 10BaseT Ethernet network using NetBEUI wants to access data on an IBM mainframe. What device will allow this connection?

A. bridge B. gateway C. router Answer: B

249.

Of the following protocols which is the fastest? A. TCP/IP B. IPX/SPX C. UDP/IP Answer: C

250.

Access to files and folders in Win 2000 is accomplished using ___ ? A. compression B. tunneling C. permissions Answer: C

251.

What happens when a device is disconnected from the middle of a BUS network? A. The hub will propagate error messages to the rest of the network B. All devices on the network will fail C. The Server will stop responding to that device D. Data will not be able to get to devices on the other side of this device

E. If a bridge is on the network, only that segment will be effected Answer: B

252.

Why is there a limit to the number of MAUs that can be connected together in a standard Token-ring network? A. Too many MAUs would exceed the cable limits imposed by the Token Ring specification B. Too many MAUs would create to large of a collision domain for communications to take place C. Too many MAUs require more electricity than the devices can support D. Too many devices connected through MAUs requires more time to get control of the token that communications becomes unacceptable E. There is no limit to the number of MAUs a token ring network can support Answer: D

253.

How many devices can communicate simultaneously within a Token-ring LAN? A. One for each MAU on the LAN B. One C. Two D. As many devices as the administrator defines within the NOS E. Between 1 and 5 if the ring speed is 16mbp/s Answer: B

254.

What are three common items that must be configured correctly when installing a Network Interface Card (NIC)? A. PCI or ISA slot B. IRQ setting C. DMA Address D. Driver E. I/O Address Answer: B, C, D, E

255.

When troubleshooting connection problems you can confirm that physical layer devices are communicating by visually inspecting _______________ on the NIC and hub. A. Cross over cable B. The Link-Lights C. The electrical connection

D. The Patch cable E. The power light Answer: B

256.

What is the name of a common test performed on a NIC with vendor supplied diagnostic software? A. NIC Test B. Diagnostic Test C. PING D. Loopback E. NICBack Answer: D

257.

Name two driver interfaces that allow a NIC to communicate on more than one protocol. A. NDIS B. NetBEUI C. NetBIOS D. ODI E. UNIX Answer: D, A

258.

Bridges operate at the _____________ OSI level. A. The Data-Link Layer B. Top Layer C. The Transport Layer D. The Session Layer E. The Network Layer

Answer: A

259.

What bridging method is commonly used in Ethernet with only one bridge. A. Collision B. Routing C. Transparent D. Spanning Tree E. Open Shortest Path First (OSPF) Answer: C

260.

Where are bridging address tables maintained when using source-route bridging? A. In routing tables on the hard drive

B. In routing tables in RAM C. In routing tables in ROM D. At each PC on the network E. On special routing devices Answer: A

261.

Can switching hubs propagate broadcast packets on the network? A. Yes B. No Answer: A

262.

How many physical addresses can be assigned to a NIC? A. One B. Two

C. Three; One by the IEEE, one by the NIC vendor, and one by the Network Administrator D. Depends on the NOS E. Depends on the NIC driver Answer: A

263.

What are the two types of routing connections? A. Token passing B. Connectionless C. Reliable D. Connection Orientated E. Unreliable Answer: D, B

264.

What type of routing connection would typically fragment data packets? A. Connection Orientated B. Cut-Through C. Reliable D. Connectionless E. Static Answer: D

265.

What name is given to Novell's client software loaded on the workstation, and what feature does it provide that earlier versions of the Generic Windows client do not offer? A. NETX B. Client for NetWare Networks C. Client32

D. Support for NetWare Print Queues E. Support for NetWare Directory Services Answer: C, E

266.

If two computers are assigned the same IP address then ___? A. neither computer will be able to connect B. the first computer to sign on will be able to connect the other will not

C. both computers will be able to connect to the local network but not to the internet Answer: B

267.

The physical address assigned by the NIC manufacturer? A. subnet mask B. IP address C. MAC address Answer: C

268.

Similar to WINS in that it resolves NetBIOS names into IP address but stores this information in a text file? A. LMHOSTS B. DLC C. DNS Answer: A

269.

A small peer to peer network uses ___ security? A. user-level B. share-level C. permissions for Answer: B

270.

The TCP/IP protocol used on the internet allows for approximately ___ billion unique IP addresses? A. 1 B. 4 C. 10 Answer: B

271.

Records the number of hops and latency of the packet on its way to its destination? A. IPCONFIG B. TRACERT C. PING Answer: B

272.

NDIS operates at which layer of the OSI model? A. presentation B. data-link

C. network Answer: B

273.

When checking the TCP/IP protocol you have just finished installing for connectivity the proper first step it to ___?

A. PING another computer on that segment B. PING 127. 0. 0. 1 C. PING the default gateway Answer: B

274.

As data travels down the OSI layers it reaches the ___ layer which is responsible for its bit conversion and actual transmission to other computers? A. network B. application C. physical Answer: C