Bai Tap Chia Subnet

QUESTION NO: 4 The IP address 131.107.0.0 is a class B address. What is the range of binary values for the first octet in this address class? A. 10000000-11111111 B. 00000000-10111111 C. 10000000-10111111 D. 10000000-11011111 E. 11000000-11101111 QUESTION NO: 24 If you take a dotted-decimal class A IP address such as 10.0.0.1 and convert the first octet to binary. Which of the following is the correct bit pattern for the first octet? A. 0xxxxxxx B. 10xxxxxx C. 110xxxxx D. 1110xxxx E. 11110xxx QUESTION NO: 25 Which of the following statements about a reliable connection oriented data transfer are true? (Choose two) A. Recipients acknowledge receipt of data. B. When buffers are filled to capacity, datagrams are discarded and not re transmitted. C. Windows are used to control the amount in outstanding acknowledged data segments. D. If the segments timer expires between receipt of an acknowledgement the sender drops the connection. E. The receiving device waits for acknowledgements from the sending device before accepting more data segments. QUESTION NO: 27 What is the network address for a host with the IP address 123.200.8.68/28? A. 123.200.8.0 B. 1231.200.8.32 C. 123.200.8.64 D. 123.200.8.65 E. 123.200.8.31 F. 123.200.8.1 QUESTION NO: 37 Using a class C address range 192.168.21.12 your network needs twenty-eight subnets. Which subnet mask should you use? A. 255.255.0.28 B. 255.255.255.0 C. 255.255.255.28

D. 255.255.255.248 E. 255.255.255.252 QUESTION NO: 53 You have been assigned a class C network address. Your manager has asked to you create 30 subnets with at least 5 hosts per subnet for the different departments in your organization. What should the subnet mask be to create 30 subnets? QUESTION NO: 61 Your ISP has provided you the following class B network range 131.107.0.0/24. Which of the following statements is true regarding this network? (Choose two.) A. There are 254 usable hosts per subnet. B. There is one usable network. C. There are 255 usable hosts per subnet. D. There are 254 usable subnets. E. There are 30 usable subnets. F. There are 62 usable hosts per subnet. QUESTION NO: 81 Using the following address and subnet mask 195.106.14.0/24 what is the total number of networks and the total number of host per network? A. 1 network with 254 hosts. B. 2 networks with 128 hosts. C. 4 networks with 64 hosts. D. 6 networks with 30 hosts. QUESTION NO: 86 IP addresses use hierarchical numbering. What portion of the address that will identify the network number? A. Subnet Mask. B. Dots between octets. C. Class of first octet. D. Assignments of DHCP. E. Address Resolution Protocol. QUESTION NO: 87 Looking at this address 255.255.255.255 which one of the following is true? A. IP, a flooded broadcast. B. IP, a directed broadcast. C. IPX, a flooded broadcast. D. IPX, a remote directed broadcast. QUESTION NO: 91 Using a class C address you need five subnets with a maximum of 17 hosts on each of these subnets. Which subnet mask would you use? A. 255.255.255.192 B. 255.255.255.224

C. 255.255.255.240 D. 255.255.255.248 QUESTION NO: 92 What is the protocol and what is the second part of the following network address? (Choose all that apply.) 10.0.0.254 mask 255.0.0.0 A. IPX MAX address. B. IP Class C director broadcast. C. Private IP address node number. D. Public IP address directed broadcast. E. Private IP address directed broadcast. QUESTION NO: 93 There are five different types of IP address classes. What IP address class is used for multicasting? A. A B. B C. C D. D E. E QUESTION NO: 99 To govern the flow of data between two devices, TCP uses a flow control mechanism. Which one of the following is true about this mechanism? A. TCP makes no effort to check for lost or duplicate data packets. B. The application layer must sequence data packets when using TCP. C. TCP controls the flow of UDP data through negative acknowledgements NAK. D. TCP is a connection-oriented protocol that acknowledges receipt of data packets and is considered reliable. QUESTION NO: 123

Clients residing in the TK Department report access problems. They are unable to connect to the new server at the Branch Office. What is a possible cause of this problem? A. The default gateway of the workstations in the sales department is incorrect. B. The subnet mask of the workstations in the sales department in incorrect. C. The default gateway of the server at the Branch Office is incorrect. D. The host address of the server at the Branch Office is invalid. E. The serial 0 interface on the Main Office router and the serial 1 interface on the Remote Office router are not on the same subnetwork. QUESTION NO: 129 Assuming a default subnet mask which two pieces of information can be derived from the IP address 131.107.2.200? (Choose Two) A. It is a Class C address B. It is a Class B address C. The network address is 131.0.0.0 D. The network address is 131.107.2.0 E. The host portion of the address is 2.200 QUESTION NO: 152 Given the network 192.141.27.0/28, identify the valid host addresses. (Choose three.) A. 192.141.27.33 B. 192.141.27.112 C. 192.141.27.119

D. 192.141.27.126 E. 192.141.27.175 F. 192.141.27.208