Computer Science Mcqs For PPSC Test

?        SITE stands for

(A)   Satellite Instructional Technology and Engineering ( B ) State Institute of Teacher Education

( C ) Satellite Instructional Television Experiment

(D)    State Institute of Technology and Engineering Ans: C

?        ICT (Information and Communication Technology)

includes:

(A) E-mail                                      ( B ) Internet

( C ) Educational TV (D) All the above Ans: D

?        Where was the first computer installed in India?

(A)    Indian Statistical Institute, Kolkata ( B ) Indian Institute of Statistics, Delhi

?      A network that links across metropolitan, regional and national boundaries is called:

(A)   MAN ( B ) LAN ( C ) WAN (D) VAN Ans: C

?        LAN stands for

?        Which of the following statement is correct?

(A)   Modem is software

( B ) Modem helps in stabilizing the voltage ( C ) Modem is the operating system

(D)    Modem converts the analog signal into digital signal and vice-versa Ans: D

?      Which of the following is the appropriate definition of a computer ?

(A)    Computer is a machine that can process information.

( B ) Computer is an electronic device that can store, retrieve and process both qualitative and quantitative data quickly and accurately.

( C ) Computer is an electronic device that can store, retrieve and quickly process only quantitative data.

(D)   Computer is a machine that can store, retrieve and process quickly and accurately only qualitative information

Ans: B

?      Information and Communication Technology includes

(A) On line learning

( B ) Learning through the use of EDUSAT ( C ) Web Based Learning

(D)   All the above Ans: D

?      Which of the following is the appropriate format of URL of e-mail?

(A)    www_mail.com ( B ) www@mail.com ( C ) WWW@mail.com (D) www.mail.com Ans: B

?      Line access and avoidance of collision are the main functions of

(A)   the CPU ( B ) the monitor

( C ) network protocols (D) wide area networks Ans:

C

?      In the hypermedia database, information bits are stored in the form of

(A) signals ( B ) cubes

( C ) nodes (D) symbols Ans: A

?      Communications bandwidth that has the highest capacity and is used by microwave, cable and fiber optic lines is known as _____

(A)   hyper-link ( B ) broadband ( C ) bus width (D) carrier wave

Ans: B

?      An electronic bill board that has a short text or graphical advertising message is referred to as

(A) bulletin                ( B ) strap

( C ) bridge line (D) banner Ans: B

?      Which of the following is not the characteristic of a computer?

(A)    computer is an electrical machine ( B ) computer cannot think at its own

( C ) computer processes information error free

(D)   computer can hold data for any length of time Ans: A

?        ICT Stands for

(A)    International Communication Technology ( B ) Intera Common Terminology

( C ) Information and Communication Technology

(D)   Inter Connected Terminals Ans: C

?        Which of the following statement is not correct?

(A)    Computer is capable of processing only digital signal

( B ) Computer is capable of analyzing both quantitative and qualitative data ( C ) Appropriate software is required for processing the data

(D)    Computer is capable of processing digital as well as analog signals Ans: A

?      Which of the following is the appropriate definition of Information Technology?

(A)      Information Technology refers to the use of hardware and software for processing information ( B ) Information Technology refers to the use of hardware and software for distribution of useful information

( C ) Information Technology refers to the use of hardware and software for storage, retrieval, processing and distributing information of many kinds

(D)   Information Technology refers to the use of principles of Physical sciences and Social sciences for processing of information of many kinds

Ans: C

?        Which of the following statement is correct?

(A)    Virus improves the speed of processing information through computer ( B ) Internet does

not allow the virus to spread

( C ) Virus is a part of software

(D)   Virus is an operating system Ans: C

?        Which of the following is correct statement?

(A)    Computers can be used for diagnosing the difficulty of a student in learning a subject

( B ) Psychological testing can be done with the help of computer provided a software is available

( C ) A set of instructions is called a program

(D)   All of the above Ans: D

?        A parallel port is most often used by

(A)   Mouse  ( B ) Monitor

?        Blue tooth technology allows:

(A)   Landline phone to mobile phone communication

( B ) Wireless communication between equipments ( C ) Signal transmission on mobile phones only

(D) Satellite television communication Ans: B

?      Which of the following is an example of an optical disk?

(A) Memory disk ( B ) Magnetic disk

( C ) Hard disk       (D) Digital versatile disk Ans: D