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Worksheets

Fundamental of Computer Science

Total questions: 20

Worksheet time: 8mins

Name
Class
Date
1.

The simplified form of the expression AB+ABC’ is

a)

AB

b)

A(B+C)’

c)

A(B+C)

d)

None of these

2.

RAM is usually called

a)

Logical Memory

b)

Physical memory

c)

Conceptual memory

d)

Users Memory

3.

The transfer between CPU and Cache is ______________

a)

Word transfer

b)

Block transfer

c)

Set transfer

d)

Associative transfer

4.

What is the high speed memory between the main memory and the CPU called?

a)

Register Memory

b)

Storage Memory

c)

Cache Memory

d)

Virtual Memory

5.

Which chips are used for the implementation of Cache Memory?

a)

DRAM

b)

SRAM

c)

Onboard

d)

onchip

6.

The transfer between Main memory and Cache is ______________

a)

Word Transfer

b)

Block Transfer

c)

Byte Transfer

d)

Bit Transfer

7.

The set of wires, which carry information in a controlled manner, is called

a)

System bus

b)

Public bus

c)

Private bus

d)

None of these

8.

A register that keeps track of the next instruction to be executed is called a _____________

a)

Program Counter

b)

Instruction Register

c)

Accumulator

d)

Data Register

9.

The ___________ informs the CPU about the location of the data residing in the memory.

a)

Data bus

b)

Address bus

c)

Cache

d)

Control line

10.

Which of the register/s of the processor is/are connected to Memory Bus?

a)

PC

b)

MAR

c)

IR

d)

BOTH PC & MAR

11.

The registers, ALU and the interconnection between them are collectively called as _____

a)

PROCESS ROUTE

b)

INFORMATION TRAIL

c)

INFORMATION PATH

d)

DATA PATH

12.

Which memory device is generally made of semiconductors?

a)

RAM

b)

HARD DISK

c)

FLOPPY DISK

d)

CD DISK

13.

The register used as a working area in CPU is

a)

Program Counter

b)

Instruction Register

c)

Instruction Decoder

d)

Accumualtor

14.

Which of the following is a type of architecture used in the computers nowadays?

a)

Microarchitecture

b)

Harvard Architecture

c)

Von-Neumann Architecture

d)

System Design

15.

To reduce the memory access time we generally make use of ______

a)

SDRAM’s

b)

Heaps

c)

Cache’s

d)

Higher capacity RAM’s

16.

The NAND gate output will be low if the two inputs are

a)

00

b)

01

c)

10

d)

11

17.

What is the binary equivalent of the decimal number 368?

a)

101110000

b)

110110000

c)

111010000

d)

111100000

18.

The decimal equivalent of hex number 1A53 is

a)

6793

b)

6739

c)

6973

d)

6379

19.

The number of control lines for a 8 – to – 1 multiplexer is

a)

2

b)

3

c)

4

d)

5

20.

The output of a logic gate is 1 when all its inputs are at logic 0. the gate is either

a)

a NAND or an EX-OR

b)

an OR or an EX-NOR

c)

an AND or an EX-OR

d)

a NOR or an EX-NOR