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Worksheets

Trial

Total questions: 10

Worksheet time: 3mins

Name
Class
Date
1.

Which device converts AC to DC?

a)

Transformer

b)

Generator

c)

Rectifier

d)

Inverter

2.

Which memory is volatile?

a)

ROM

b)

Hard Disk

c)

Pen Drive

d)

RAM

3.

Which flip-flop is called a universal flip-flop?

a)

SR

b)

D

c)

JK

d)

T

4.

Which data structure uses LIFO principle?

a)

Queue

b)

Stack

c)

Array

d)

Linked list

5.

Which OS component handles process scheduling?

a)

Shell

b)

Kernel

c)

File system

d)

Compiler

6.

Which of the following is a renewable source of energy?

a)

Coal

b)

Petroleum

c)

Natural Gas

d)

Solar Energy

7.

SI unit of power is:

a)

Joule

b)

Watt

c)

Newton

d)

Pascal

8.

Which of the following materials is a good conductor of electricity?

a)

Rubber

b)

Plastic

c)

Copper

d)

Glass

9.

What does CAD stand for?

a)

Computer Aided Design

b)

Computer Automatic Drawing

c)

Control Aided Design

d)

Computer Assisted Data

10.

Which law states that current is directly proportional to voltage?

a)

Faraday’s Law

b)

Kirchhoff’s Law

c)

Ohm’s Law

d)

Newton’s Law