Computer Operator weekly mock test

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

The memory size of mainframe computers and advanced technology microcomputer are expressed as

1 point

Bytes

Bits

Clear selection

An device is any device that provides information, which is sent to the CPU

1 point

Input

Output

Memory

CPU

Clear selection

Can you tell what passes into and out from the computer via its ports?

1 point

Data

Bytes

Graphics

Picture

Clear selection

Through which device the main component of the computer communicates with each other

1 point

Keyboard

System bus

Monitor

Memory

Clear selection

Which of the following is not a form of data?

1 point

Number and character

Sounds

Images

None of above

Clear selection

The Information performs as

1 point

Input

Output

Storage

Processing

Clear selection

The qualitative and quantitative attribute of a variable or set of variable is termed as

1 point

Data

Information

Signals

None of above

Clear selection

A computer consists of

1 point

A central processing unit

memory unit

input output unit

all of above

Clear selection

Properly arranged data is called

1 point

field

words

information

file

Clear selection

Regarding data, computers are very good at

1 point

store

processing

retrieving

all of above

Clear selection

The act of retrieving existing data from memory is called

1 point

read out

read from

read

all of above

Clear selection

To locate a data item for storage is

1 point

field

Feed

database

Fetch

Clear selection

Which of the following is not hardware?

1 point

Gateway

router

firewall

browser

Clear selection

The term used to define all input and output device in a computer system is

1 point

hardware

Firmware

software

shared resources

Clear selection

The OCR recognize the _____ of the characters with the help of light source

1 point

Size

Shape

Color

Used ink

Clear selection

The pattern of printed lines on most product are called

1 point

Prices

OCR

Scanner

Bar code

Clear selection

USB refers to

1 point

Storage Device

A processor

A port type

A serial bus standard

Clear selection

A pixel is

1 point

A computer program that draw pixel

A picture stored in secondary memory

The smallest resolvable part of a picture

None of above

Clear selection

A special request originated from some device to the CPU to acquire some of its time is called

1 point

Disturbance

Attenuation

Interrupt

Noise

Clear selection

A _____ monitor looks like a television and are normally used with non-portable computer screen system.

1 point

CRT

LED

LCD

Flat Panel Monitor

Clear selection

The device primarily used to provide hard copy is the

1 point

CRT

Printer

Computer Console

Card Reader

Clear selection

What is required when more than one person uses a central computer at the same time?

1 point

Light pen

Mouse

Digitizer

Terminal

Clear selection

What do you call a single point on a computer screen?

1 point

Cell

Pixel

Element

Bit

Clear selection

What types of device are speaker or headphones?

1 point

Input

Software

Output

Processing

Clear selection

The brain of any computer system is

1 point

ALU

CPU

Memory

Clear selection

Submit

Clear form

Forms

This content is neither created nor endorsed by Google.