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Grade 3 L-2 Inside a CPU

Total questions: 10

Worksheet time: 4mins

Name
Class
Date
1.

Which unit of CPU is responsible for mathematical and Logical operation?

a)

ALU

b)

CU (Control Unit)

c)

MU (Memory Unit)

2.

How many types of Primary Memory are there?

a)

One

b)

Two

c)

Three

3.

CPU is also called the _______________.

a)

Input

b)

Output

c)

Processor

4.

______ contains the CU(Control Unit).

a)

Speaker

b)

CPU

c)

Mouse

5.

________ is temporary memory.

a)

Primary

b)

Secoundary

c)

RAM

d)

ROM

6.
What is the job of the control unit?
a)
It carries out calculations
b)
It stores information.
c)
It does nothing.
d)
It controls the input and output of data to make sure that it gets to the right place.
7.

Where all your files are permanently stored.

a)

Hard Drive

b)

CD Drive

c)

Floppy Drive

d)

RAM

8.

What does RAM mean?

a)

Randomly Access Memory

b)

Random Accessor Memory

c)

Random Access Memory

d)

Random Accessory Memory

9.

Why can't you store files in the RAM?

a)

Because the RAM is filled when you turn on the computer

b)

Because the RAM is filled when you turn off the computer

c)

Because the RAM is cleared when you turn on the computer

d)

Because the RAM is cleared when you turn off the computer

10.

State whether the following statements are True or False. ROM is also called volatile memory.

a)

True

b)

False