Unit 2 Computer Essentials
HARDWARE: Anything in your computer that you can touch is called hardware.
SOFTWARE: All the files and programs in your computer, which you can see but not touch
are called software.
Part 1
B
1. . CPU (inside)
2. .DVD drive (Digital Video Disc drive)
3. .USB slot (Universal Serial Bus)
4. .WiFi/Wireless router
5. .keyboard
6. .mouse
7. DVD disc
8. .printer
9. .monitor
10. .web cam / web camera
D: Find word in the slogans with the following meanings.
1. To press the mouse button ___click.
2. Clear; easy to see____sharp_
3. To make an extra copy of something __backup__
4. Selection _range_______
5. Shows _displays___
Part 2: What is a computer?
B: Match the words with correct meanings.
1
Software
C
Programs which can be used on a particulat
computer system
2
Peripherals
F
Input devices attached to the CPU
Unit 2 Computer Essentials
3
Main memory
G
Section that holds programs and data while they
are executed or processed
4
Hard drive / hard
disk
H
Magnetic device used to store information
5
Hardware
B
Physical parts that make up a computer system
6
Input
D
The information which is presented to the
computer
7
Ports
I
Sockets into which a external device may be
connected
8
Output
E
Results produced by a computer
9
Central
processing unit
(CPU)
A
The brain of the computer
Part 3: Different types of computer
A:
a) Desktop PC
b) Tablet PC
c) Laptop
d) Mainframe
e) PDA (Personal Digital Assistant)
B: Mark True/False
1.
2.
3.
4.
5.
6.
7.
8.
False – a mainframe computer is more powerful than a PC.
True
True
False – a laptop is portable
False – laptops can be as powerful as desktop PC
True
True
False – a PDA allows you to surf the web
Unit 2 Computer Essentials
Part 4: Language Work: Classifying
A:
1. Consists of
2. Can be divided into/are classified into
3. Includes/is a type of
4. There are two types/classes