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Basic Computer Fundamentals

Total questions: 25

Worksheet time: 15mins

Name
Class
Date
1.

Which among the following is not a characteristic of computer

a)

Diligence

b)

Versatility

c)

Intelligence

d)

Accuracy

2.

Which is the first CPU built by Intel

a)

Core 1

b)

8088

c)

4004

d)

Duo

3.

Which component is used to give input to processor

a)

Memory Unit

b)

Control Unit

c)

Input Unit

d)

Output unit

4.

The characteristic 'Power of Remembering' is achieved by which unit

a)
b)
c)
d)
5.

Who is Known as the father Computer Science

(a)  

6.
What is the main function of the CPU?
a)
To carry out processing of the data.
b)
To help with playing games.
c)
To fetch instructions from memory, decode them and execute the instructions.
d)
To heat up the computer.
7.
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.
8.
Which of the following is an example of 'main memory'.
a)
Hard Drive
b)
USB Drive
c)
RAM
d)
ROM
9.

Performs calculations (i.e. addition, division, multiplication, subtraction)

a)

MAR (Memory Address Register)

b)

MDR (Memory Data Register)

c)

CIR (Current Instruction Register)

d)

PC (Program Counter)

e)

ALU (Arithmetic and Logic Unit)

10.
The CPU would not work without the following component
a)
Hard drive
b)
USB memory stick
c)
Graphics card
d)
RAM
11.
Which two main components make up a CPU
a)
Control unit and Processing unit
b)
Control unit and RAM
c)
Control unit and Arithmetic Logic unit 
d)
Flash storage and Arithmetic Logic unit 
12.

Information used by the CPU is loaded first in

a)

ROM

b)

RAM

c)

CMOS

d)

Register

13.

Most personal computers use this eight-bit coding system

a)

Unicode

b)

ASCII

c)

EBCDIC

d)

Decode

14.

Data is distributed throughout the computer system in the following order

a)

Output, Processing, Input, Memory, Storage

b)

Memory, Input, Processing, Storage

c)

Input, Processing, Memory, Storage, Output

d)

None of the above

15.

The Machine Cyle goes in the following order

a)

Fetch -> Decode -> Execute -> Store

b)

Execute -> Decode -> Store -> Fetch

c)

None of the Above

16.
In terms of computer memory, what is meant by the term 'volatile'?
a)
It retains its content when power is cut
b)
It loses its contents when power is cut
c)
It is not stable and should not be used
d)
Memory chips can overheat
17.

What is an example for a secondary memory ?

a)

RAM

b)

ROM

c)

Pen Drive

d)

Charger

18.
What does the acronym RAM stand for?
a)
Random Alignment Memory
b)
Read Access Memory
c)
Random Access Memory
d)
Read All Memory
19.
What does the acronym ROM stand for?
a)
Read Only Memory
b)
Random Option Memory
c)
Read Once Memory
d)
Random Operating Memory
20.

Extremely fast memory that is built into the CPU. Used as temporary stores for data and instructions.

a)

Flash Memory

b)

Cache Memory

c)

Registers

d)

Virtual Memory

21.
What is the purpose of the CPU's registers?
a)
These are used to permanently store data and instructions
b)
These are used to temporarily store data and instructions.
c)
They are used to keep track of the CPU speed.
d)
They are used to check the CPU's processing power
22.
What is the purpose of the Program Counter (PC) register?
a)
This is used to hold the instruction that needs to be carried out.
b)
This is used to save information.
c)
This is used to hold the location of the data.
d)
This is used to store the memory address of the next instruction.
23.
The MDR, MAR, PC & CIR are all examples of..?
a)
Registers
b)
Addresses
c)
Buses
d)
Control Units
24.
Which of the following is not a register?
a)
CU
b)
MAR
c)
MDR
d)
PC
25.

The register used as a working area in CPU is

a)

Program Counter

b)

Instruction Register

c)

Instruction Decoder

d)

Accumualtor

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