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GRADE IV -COMPUTER:INSIDE THE SYSTEM UNIT

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

Which part of the computer serves as the backbone of the system unit?

a)

CPU

b)

Power supply

c)

System Unit

d)

Motherboard

2.

_____________ is a volatile memory.

a)

Hard Disk

b)

RAM

c)

ROM

d)

CD

3.

_____________ controls each part of computer.

a)

Motherboard

b)

CPU

c)

CD-ROM

4.

Speed of a CPU is measured in _____________.

a)

MHz

b)

GHz

c)

Both a & B

5.

___________ drives are used for holding data and instructions for future use.

a)

ROM

b)

CPU

c)

DISK

6.

Mother board is also known as system board.

a)

True

b)

False

7.

___________ is called the primary memory.

a)

RAM

b)

ROM

c)

CD

d)

HARD DISK

8.

A______ is a large circuit board inside the system unit.

a)

ROM

b)

Power Supply

c)

Disk Drives

d)

Motherboard

9.

Full form of CPU

a)

Central Progressing Unit

b)

Computer Processing Unit

c)

Central Programming Unit

d)

Central Processing Unit

10.

Full Form of RAM

a)

Random Accelorator Memory

b)

Read Access Memory

c)

Random Access Memory

d)

Random Access Motion

11.

Identify this device.

a)

RAM.

b)

CPU.

c)

Hard disk.

d)

Motherboard.

12.

Identify this device.

a)

RAM.

b)

Central Processing Unit (CPU).

c)

Motherboard.

13.

Choose the Motherboard

a)
b)
c)
d)
14.

Identify the Power Supply

a)

b)

c)

d)