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Unit-1 (1 Mark)

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

A program is a set of

a)

opcode

b)

operands

c)

instructions

d)

processors

2.

The address given by PC to MAR is

a)

Given to data register

b)

Placed on address bus

c)

Placed on control bus

d)

none of the above

3.

Which register points to the first instruction to be executed when the processor starts?

a)

Accumulator

b)

Programme counter

c)

Data register

d)

Instruction register

4.

Which unit performs addition and multiplication?

a)

ALU

b)

Control unit

c)

I/O

d)

memory

5.

The timing signals for data transfers are given by

a)

Control unit

b)

ALU

c)

Memory

d)

I/O

6.

Who is called as the father/ grandfather of modern computer?

a)

Blaise Pascal

b)

Newton

c)

Abdul Kalam

d)

Charles Babbage

7.

ENIAC was a machine made using

a)

Vacuums tubes

b)

Transisters

c)

IC

d)

VLSI

8.

The ______ register is used as storage between memory and CPU.

a)

Accumulator

b)

Data register

c)

Instruction register

d)

Program counter

9.

A Von Neumann machine contains_________.

a)

separate program

b)

data memories

c)

Both A and B

d)

none of these

10.

The fourth generation computers used _______.

a)

Integrated circuits

b)

VLSI

c)

Vacuums

tubes

d)

Transistors

11.

Cache memory is a ______ memory of much _____ size between ______ and ______.

a)

Slow, Smaller , CPU, Main memory

b)

Fast, Smaller , CPU, Main memory

c)

Fast , Larger , Main memory ,CPU

d)

Slow, Larger, Main memory , CPU

12.

The communication line between the CPU, memory and I/O devices is called a ______.

a)

Line

b)

Media

c)

Bus

d)

None of the above

13.

The _______ bus provides path for moving data among system modules

a)

Control Bus

b)

Data Bus

c)

Address Bus

d)

All of the above

14.

The _______ bus is not bidirectional.

a)

Address Bus

b)

Data Bus

c)

Control Bus

d)

All of the above

15.

A control signal can be _________.

a)

Memory read

b)

Memory write

c)

I/O read

d)

All of the above