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COA Quiz FH2020

Total questions: 18

Worksheet time: 17mins

Name
Class
Date
1.

Full Name:

4 lines
2.

Your SE Division:

a)

3

b)

4

3.

Roll Number: (Only 2 digit Roll number)

4 lines
4.

In computers, subtraction is carried out generally by

a)

1's Complement Method

b)

Signed Magnitude Method

c)

2's Complement Method

d)

BCD Subtraction Method

5.

Which algorithm includes repeated addition of two predetermined values A and S to a product P and then performs a rightward arithmetic shift on P:

a)

Booth's Algorithm

b)

Usual Algorithm

c)

Multiplication Algorithm

d)

None of these

6.

How many main approaches to algorithm for division:

a)

2

b)

3

c)

4

d)

5

7.

Which kind of architecture is used in EDVAC ?

a)

Harvard

b)

Von Neumann

c)

Both of these

d)

None of these

8.

In register addressing mode operands are looked atIn cache

a)

In secondary storage

b)

In CPU

c)

In Primary memory

9.

Each stage in pipelining should be completed within ___cycle.

a)

1

b)

3

c)

2

d)

4

10.

What is the control units function in the CPU?

a)

To perform logic operations

b)

Decode program instruction

c)

To transfer data to primary storage

d)

To store program instruction

11.

A microprogram sequencer

a)

Generates the address of next micro instruction to be executed.

b)

Generates the control signals to execute a microinsruction.

c)

Sequentially averages all microinstuctions in the control memory.

d)

Enables the efficient handling of a microprogram subroutine.

12.

____________ are the different type/s of generator of control signals.

a)

Micro-programmed

b)

Hardwired

c)

Micro-instruction

d)

Both micro-programmed and hardwired

13.

An address in main memory is called

a)

Logical Address

b)

Physical Address

c)

Memory Address

d)

Word Address

14.

If the main memory is of 8KB and the cache memory is of 2K words. It uses associative mapping. Then each word of cache shall be

a)

11

b)

16

c)

20

d)

21

15.

Virtual memory of a computer system may be

a)

of unlimited size

b)

as big as maximum addressing capability of the computer system.

c)

of size equivalent to total capacity of secondary storage plus size of RAM

d)

All of the above

16.

There are __________ different techniques of data transfer.

a)

2

b)

3

c)

4

d)

5

17.

A DMA transfer replies

a)

Direct transfer of data between memory and accumulator

b)

Direct transfer of data between memory and input output devices without the use of processor.

c)

Transfer of data exclusively within microprocessor registers

d)

A fast transfer of data between processor and I/O devices.

18.

Which of the following architecture supports out of order execution?

a)

RISC

b)

CISC

c)

Superscalar

d)

All of the above