Question # 1

The most common protocol used in WAN is

Choose an answer

Ethernet

X.25

IEEE

ISO

Information travels between components of a computer through groups of wires called.

Choose an answer

cards

busses

slots

ports

Distribution data entry means that data can be

Choose an answer

Entered at different location where it originates

Sent to different locations from a central place

Access from different places known as distribution points

Distributed through a network

Memory capacity may be expressed in.

Choose an answer

microseconds

kilobytes

bits

cycles

_______ is a photoelectric scanner that translate the barcode symbol into digital code.

Choose an answer

MICR

Barcode Reader

OCR

OMR

Hellerith's Tabulating Machine company eventually became.

Choose an answer

IBM

AT & T

Apple

General Electric

Laser beam technology is used in one of the following

Choose an answer

Monitors

Magnetic Disk

Optical Disks

Mouse

An example of peripheral devices

Choose an answer

CPU

Printer

Spreadsheet

microcomputer

Choose an answer

x + y

The transfer if encoded information from one location to another by a communication channel is called

Choose an answer

data processing

data distribution

data communication

data encryption

If a FORTRAN program begin with statement

INTEGER SALARY, PROFIT,LOSS

Then through the program integer variables will be represented by

Choose an answer

SALARY

PROFIT

LOSS

All of the above

The Height of wave within a given period of time is called :

Choose an answer

Amplitude

Oscillation

Frequency

Pulses

Which types of data consists of words ,sentences and paragraphs

Choose an answer

Text

Image

Numeric

Video

A computer that accepts handwritten input on a screen.

Choose an answer

minicomputer

desktop computer

mainframe

pen-based computer

Which of the following is termed ad minimum error code?

Choose an answer

Binary code

Gary code

Excess 3-code

Octal code

Raw data is processed by the computer into.

Choose an answer

number sheets

updates

paragraphs

information

The instruction that tell the computer what to do are called.

Choose an answer

software

output

hardware

telecommunication

UNIX is an example of a(n)

Choose an answer

memory management

generic operating system

NOS

utility program

The corresponding memory spaces for pages are called

Choose an answer

page utility

page frames

page blocks

page modules

A digital computer performs its computation by

Choose an answer

mechanical means

analogy

guessing

counting

Choose an answer

A + B + C + D

A BC D

A + B + C + D

Electronic banking.

Choose an answer

token ring

Mosaic

EFT

BBS

Four-digit binary number 1011 is represented in the decimal system by.

Choose an answer

7

9

11

13

What does the acronym ISDN stand for?

Choose an answer

International Services Data Network

Intelligent Services Digital Network

Integrated Services Digital Network

Interactive Services Digital Network

The ___________ is the physical path over which a message travels.

Choose an answer

Single

Double

Protocol

Medium

A digital compute performs its computations by

Choose an answer

mechanical means

analogy

guessing

counting

The number A9D in Hexadecimal system is equivalent to which number in decimal system.

Choose an answer

2727

2648

3717

2717

___________ devices is used chek and process the test marks of students

Choose an answer

OMR

Barcode Reader

An example of smart card

MICR

A device that inputs data by scanning letters and number is a

Choose an answer

keyboard

wand reader

mouse

diskette

Pointing devices are

Choose an answer

Mouse

Trackball

Touch Screen

All of the above

More Classes

Other Links

ECAT Computer Science Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer