Computer Basics
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Prologic Recruitment Ltd Training Division
A+ Part I Computer Hardware
COMPUTER BASICS
Mathew Abraham Prologic Recruitment Ltd.
1
Introduction to Computers
Overview Basic Functions Terminology Putting it all together
Prologic Recruitment Ltd.
2
Basic Functions
Input Processing Output Storage
Prologic Recruitment Ltd.
3
Terminology
CPU Motherboard (System Board) IC (Integrated Circuits) Binary Hardware/Software Monitor Printer Peripheral Components Hard Drive Floppy Drive Modem Network Interface Card
Prologic Recruitment Ltd.
4
CPU
Prologic Recruitment Ltd.
5
Mother Board
Prologic Recruitment Ltd.
6
Binary
168
Base 2 numbering system 1 or 0 (ON or OFF) Byte 8 bit 7
6
5
4
3
2
1
0
128
64
32
16
8
4
2
1
1
0
1
0
1
0
0
Prologic Recruitment Ltd.
7
Hardware / Software
Hardware is the physical components Software is the program or codes
Prologic Recruitment Ltd.
8
A+ Part I Computer Hardware
COMPUTER BASICS
Mathew Abraham Prologic Recruitment Ltd.
1
Introduction to Computers
Overview Basic Functions Terminology Putting it all together
Prologic Recruitment Ltd.
2
Basic Functions
Input Processing Output Storage
Prologic Recruitment Ltd.
3
Terminology
CPU Motherboard (System Board) IC (Integrated Circuits) Binary Hardware/Software Monitor Printer Peripheral Components Hard Drive Floppy Drive Modem Network Interface Card
Prologic Recruitment Ltd.
4
CPU
Prologic Recruitment Ltd.
5
Mother Board
Prologic Recruitment Ltd.
6
Binary
168
Base 2 numbering system 1 or 0 (ON or OFF) Byte 8 bit 7
6
5
4
3
2
1
0
128
64
32
16
8
4
2
1
1
0
1
0
1
0
0
Prologic Recruitment Ltd.
7
Hardware / Software
Hardware is the physical components Software is the program or codes
Prologic Recruitment Ltd.
8
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