Computer Multiple Choice Questions SET-19

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Question 1

The function of key F4 is

A	(a) Undo the last action
B	(b) To repeat the last action
C	(c) Both of above
D	(d) Both (b) and (a)

Question 2

Graphical pictures that represent an object like file, folder etc. are

A	(a) Windows
B	(b) Task bar
C	(c) Desktop
D	(d) Icons

Question 3

. DSL is an example of a(n) ___________ connection.

A	(a) wireless
B	(b) network
C	(c) slow
D	(d) broadband

Question 4

Smaller and less expensive PCbased servers are replacing ________ in many businesses.

A	(a) clients
B	(b) supercomputers
C	(c) laptops
D	(d) mainframes

Question 5

Servers are computers that provide resources to other computers connected to a:

A	(a) mainframe.
B	(b) network.
C	(c) supercomputer.
D	(d) client.

Question 6

The PC (personal computer) and the Apple Macintosh are examples of two different:

A	(a) applications.
B	(b) platforms.
C	(c) programs.
D	(d) storage devices.

Question 7

. Which of the following statement best describes the batch method of input?

A	(a) Data is input at the time it is collected
B	(b) Data is processed as soon as it is input
C	(c) Data is collected in the form of source documents, placed into groups, and then input to the computer
D	(d) Source documents are not used

Question 8

_______ bits equal one byte.

A	(a) Two
B	(b) Eight
C	(c) One thousand
D	(d) One million

Question 9

. The operating system is the most common type of ____________ software.

A	(a) application
B	(b) communication
C	(c) system
D	(d) word-processing software

Question 10

What is the name for the process that is used to convert a series of instructions, or program, written in a high-level language into instructions (or a program) that can be run on a computer?

A	(a) Compiling
B	(b) Assembling
C	(c) Translating
D	(d) Uploading

Question 11

A string of eight 0s and 1s is called a:

A	(a) byte
B	(b) megabyte
C	(c) kilobyte
D	(d) gigabyte

Question 12

Coded entries which are used to gain access to a computer system are called—

A	(a) Passwords
B	(b) Entry codes
C	(c) Security commands
D	(d) Code words

Question 13

. The subsystem of the kernel and hardware that cooperates to translate virtual to physical addresses comprises

A	(a) Memory Management Subsystem
B	(b) Process Management Subsystem
C	(c) Input/Output Management Subsystem
D	(d) All of the above

Question 14

. In DOS, the “Label” command is used to

A	(a) change the label of disk
B	(b) display the label of disk
C	(c) remove the label of disk
D	(d) Both (b) and (a)
E	) (e) All of these

Question 15

When we run a program in HTML coding, ____ is used as backend and ___ works as frontend.

A	(a) Notepad – Msn-messenger
B	(b) Notepad – Internet-Explorer
C	(c) MS-word – Internet Explorer
D	(d) Both (b) and (a)

Question 16

______ is collection of web-pages and ______ is the very first page that we see on opening of a website.

A	(a) Web-site, Home-page
B	(b) Home-page, Web-page
C	(c) Web-page-, Home-page
D	(d) Web-page, Web-site

Question 17

DOS and windows 3.x support file names upto _____ characters in length.

A	(a) Four
B	(b) Two
C	(c) Six
D	(d) Eight

Question 18

Which of the following computer languages is a mathematically oriented languages used for scientific problems?

A	(a) COBOL
B	(b) FORTRAN
C	(c) LISP
D	(d) PROLOG

Question 19

Encryption and decryption are functions of

A	(a) Session layer
B	(b) Transport layer
C	(c) Presentation layer
D	(d) All of the above

Question 20

For separating channels in FDM, it is necessary to use

A	(a) Bandpass filters
B	(b) Time slots
C	(c) Differentiation
D	(d) All of the above

Question 21

. A device operating at the physical layer is called a

A	(a) Router
B	(b) Bridge
C	(c) Repeater
D	(d) All of the above

Question 22

If the _____ bit in X.25 standard is set to 1, it means that there is more than one packet.

A	(a) D
B	(b) Q
C	(c) M
D	(d) P

Question 23

. A permanent virtual circuit involves

A	(a) Data transfer
B	(b) Connection establishment
C	(c) Connection release
D	(d) All of the above

Question 24

each packet of a message follows the same path from sender to receiver.

A	(a) Message switching
B	(b) Circuit switching
C	(c) The virtual approach to packet switching
D	(d) The datagram approach to packet switching

Question 25

. The ____ is a device that connects n inputs to m outputs.

A	(a) Crossbar
B	(b) Crossword
C	(c) Modem
D	(d) RAM

Question 26

. Which type of switching uses the entire capacity of a dedicated link ?

A	(a) Virtual Circuit Packet Switching
B	(b) Circuit switching
C	(c) Datagram Packet Switching
D	(d) Message Switching

Question 27

Which of the following types of tables constraints will prevent the entry of duplicate rows ?

A	(a) Unique
B	(b) Primary key
C	(c) Null
D	(d) Foreign key

Question 28

. Array is —

A	(a) non-linear data structure
B	(b) linear data structure
C	(c) complex data structure
D	(d) simple data structure

Question 29

X.21 protocol consists of

A	(a) Frame and packet levels
B	(b) Physical and frame levels
C	(c) Physical, frame and packet levels
D	(d) Only physical level

Question 30

The search tool used to text that appears in gotherspace is

A	(a) Archie
B	(b) Gobler
C	(c) Mikky
D	(d) Veronica

Question 31

. Which multiplexing technique transmits analog signals ?

A	(a) Synchronous TDM
B	(b) FDM
C	(c) Asynchronous TDM
D	(d) Both (a) and (c)

Question 32

The sharing of a medium and its path by 2 or more devices is called ____.

A	(a) Encoxing
B	(b) Modulation
C	(c) Line discipline
D	(d) Multiplexing

Question 33

Most mail programs automatically complete the following two parts in an e-mail

A	(a) From : and date:
B	(b) From: and Body:
C	(c) From : and To:
D	(d) From : and Subject:

Question 34

A device that connects to a network without the use of cables is said to be

A	(a) Centralised
B	(b) Distributed
C	(c) Open source
D	(d) Wireless

Question 35

. An error is also known as

A	(a) Debug
B	(b) Bug
C	(c) Cursor
D	(d) Icon

Question 36

A menu contains a list of

A	(a) Data
B	(b) Commands
C	(c) Objects
D	(d) Reports

Question 37

Which of the following groups consist of only input devices?

A	(a) Mouse, Keyboard, Printer
B	(b) Mouse, Keyboard, Monitor
C	(c) Mouse, Keyboard, Plotter
D	(d) Mouse, Keyboard, Scanner

Question 38

What would you do to highlight a word? You position the cursor next to the word, and then____

A	(a) Click mouse once
B	(b) Drag mouse while holding button down
C	(c) Roll mouse around
D	(d) Roll and then click mouse

Question 39

. Back up of the data files will help to prevent ____

A	(a) Duplication of data
B	(b) Loss of confidentiality
C	(c) Virus infection
D	(d) Loss of data

Question 40

File ____shrinks the size of a file so it requires less storage space.

A	(a) Synthesizing
B	(b) Scanning
C	(c) Defragmenting
D	(d) Compression

Question 41

. An e-mail address typically consists of a user ID followed by the____ sign and the name of the e-mail server that manages the user’s electronic post office box.

A	(a) #
B	(b) @
C	(c) &
D	(d) *

Question 42

Processing information involves.

A	(a) Communication with another computer.
B	(b) Accepting information from the outside world.
C	(c) Performing arithmetic or logical operations on information that is input.
D	(d) All of these answers are forms of processing information.

Question 43

. A generic term that refers to the combination of all commercial transactions executed over electronic media for the exchange of product and services.