WBCS Mains General Knowledge Computer & IT Questions 2021

Q. Which Company’s nickname is ‘Big Blue’?

(A) IBM
(B) Microsoft
(C) Apple
(D) Cognigent

Correct Answer: (A) IBM.

WBCS Mains General Knowledge Computer & IT Questions 2018

Q. IC in computer stands for

(A) Internal Circuits
(B) Integrated Circuits
(C) Integrated Current
(D) Integrated Charge

Correct Answer: (B) Integrated Circuits.

Q. What is the full form of “VIRUS”?

(A) Various Information Resources Under Stage
(B) Vital Information Resources Under Siege
(C) Various Information Resource Unlimited Storage
(D) Vital Images Reviews Universal Studios

Correct Answer: (B) Vital Information Resources Under Siege.

Q. What is the full form of “RADAR”?

(A) Radio Device and Ranging
(B) Region Device and Ranging
(C) Radio Detecting and Ranging
(D) Radio Detect and Ranges

Correct Answer: (C) Radio Detecting and Ranging.

WBCS Mains General Knowledge Computer & IT Questions 2017

Q. What is software?

(A) A type of computer code
(B) A computer language
(C) A set of instructions for your computer
(D) A cover for the computer

Correct Answer: (C) A set of instructions for your computer.

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

(A) System
(B) Communication
(C) Application
(D) None of the above

Correct Answer: (A) System.

Q. A computer cannot boot if it does not have the

(A) compiler
(B) loader
(C) operating system
(D) assembler

Correct Answer: (C) operating system.

Q. PARAM was developed by

(A) IIT Kanpur
(B) C-DAC
(C) IIT Kharagpur
(D) None of the above

Correct Answer: (B) C-DAC.

WBCS Mains General Knowledge Computer & IT Questions 2016

Q. Which one of the following discs is used to cold boot of a computer?

(A) Set up disc
(B) Program disc
(C) Diagonostic disc
(D) System disc

Correct Answer: (D) System disc.

Q. Modem is a device used for

(A) converting analog signals to digital signals
(B) modulating signals
(C) Either of the above
(D) None of the above

Correct Answer: (C) Either of the above.

Q. Which one of the following devices has installed Wi-Fi devices in its system?

(A) Smartphones
(B) Video Game consoles
(C) Computer Printers
(D) All of the above

Correct Answer: (D) All of the above.

Q. Who had coined the term television at the first International Electricity congress held in Paris?

(A) Paul Nipkow
(B) Constantin Perskyi
(C) J J Thompson
(D) Henry Patrick

Correct Answer: (B) Constantin Perskyi.

Q. From which of the following GSM technologies, the LTE (Long Term Evolution) is made to the enhancement of telecommunication?

(A) Wi Man
(B) CDMA
(C) UMTS
(D) HSDPA

Correct Answer: (C) UMTS.

Q. Which of the following is the web browser?

(A) Google Chrome
(B) Safari
(C) Opera
(D) All of the above

Correct Answer: (D) All of the above.

Q. Which one of the following internet protocol version is the most deployed internet layer protocol?

(A) IPV2
(B) IPV4
(C) IPV6
(D) IPV8

Correct Answer: (B) IPV4.

Q. Which one of the following is the web search engine?

(A) Aliweb
(B) Jughead
(C) Baidu
(D) All of the above

Correct Answer: (D) All of the above.

Q. Which one of the following persons invented the world’s first digital and programmable robot?

(A) George Devol
(B) Hisashige Tanaka
(C) Korel Capek
(D) Joseph Engel Berger

Correct Answer: (A) George Devol.

Q. Spam is related to

(A) Computer
(B) Art
(C) Music
(D) Game

Correct Answer: (A) Computer.

Q. Junk e-mail is also called

(A) Spoof
(B) Spool
(C) Sniffer Script
(D) Spam

Correct Answer: (D) Spam.

Q. Which one of the following is a set of program instruction that can attach itself to a file, reproduces itself and spread to other file?

(A) Computer worm
(B) Computer virus
(C) Trojan horse
(D) Phising Scam

Correct Answer: (B) Computer virus.

Q. Which one of the following is the most common picking device of the graphic application?

(A) Graphic tablet
(B) Joystick
(C) Mouse
(D) Light Pen

Correct Answer: (C) Mouse.

Q. What is the function of the microsoft office world?

(A) An operating system
(B) A downloading application software
(C) A word processing software
(D) An input device

Correct Answer: (C) A word processing software.

Q. Which one of the following computer operating system (OS) is the most commonly used in the Top-500 super computers of the world?

(A) Unix OS
(B) Linux OS
(C) Lisa OS
(D) Mac OS

Correct Answer: (B) Linux OS.

Q. Which one of the following application is commonly used to prepare a presentation or slide show?

(A) Photoshop
(B) Powerpoint
(C) Internet explorer
(D) Outlook express

Correct Answer: (B) Powerpoint.

Q. Which of the following is the first state in India to have 3G services of Telecommunication?

(A) Maharashtra
(B) Bihar
(C) Uttar Pradesh
(D) Andhra Pradesh

Correct Answer: (D) Andhra Pradesh.

Q. WIMAX is related to which one of the following?

(A) Biotechnology
(B) Space Technology
(C) Missile Technology
(D) Communication Technology

Correct Answer: (D) Communication Technology.

Q. Which of the following is not the term of Information Technology?

(A) Cyber Space
(B) Upload
(C) Modem
(D) Light Storage

Correct Answer: (D) Light Storage.

Q. Which of the following countries firstly deployed the 4G system of mobile telecommunication in world?

(A) South Korea
(B) Japan
(C) United States
(D) England

Correct Answer: (C) United States.

Q. Which one of the following memories is not non-volatile computer memory?

(A) PRAM
(B) SRAM
(C) Flash Memory
(D) Bubble Memory

Correct Answer: (B) SRAM.

Q. Who has created the high level programming language for the first time for computers?

(A) Konord Lorenz
(B) Konard Zuse
(C) Mario Johnson
(D) Henry Gladstone

Correct Answer: (B) Konard Zuse.

Q. Which one of the following computer scientists firstly used the term ‘bits’?

(A) George Jonhansen
(B) Cliff Berry
(C) John Atanassoff
(D) Claude E Shannon

Correct Answer: (D) Claude E Shannon.

Q. Which one of the following languages is not the scripting language?

(A) Java scripts
(B) Pytheon
(C) Perl
(D) Lisp

Correct Answer: (D) Lisp.

Q. Who is the father of Computer Science?

(A) Alan Turing
(B) Adam Osborne
(C) John Moore
(D) Neal Stephenson

Correct Answer: (A) Alan Turing.

Q. Who is referred to as the ‘Father of SMS’?

(A) Jamie Lannister
(B) Ross Bolton
(C) Matti Makkonen
(D) None of them

Correct Answer: (C) Matti Makkonen.

Q. The social networking site ‘Twitter’ was launched in

(A) 2003
(B) 2004
(C) 2005
(D) 2006

Correct Answer: (D) 2006.

Q. Which one of the following computers is the world’s first commercial computer?

(A) Ferranti Mark-1
(B) Mark- 1 star
(C) UNIVAC- 1
(D) IBM-704

Correct Answer: (C) UNIVAC- 1.

WBCS Mains General Knowledge Computer & IT Questions 2015

Q. A term associated with comparison of processing speed

(A) MPG
(B) CPS
(C) MIPS
(D) None of the above

Correct Answer: (C) MIPS.

Q. ‘LASER Printers’ are an example of

(A) Line printers
(B) Dot-Matrix Printers
(C) Page Printers
(D) None of the above

Correct Answer: (C) Page Printers.

Q. Who developed Yahoo?

(A) Danis Ritch
(B) David Filo & Jerry Yong
(C) Vint Cerf & Robert Luis
(D) Steve Carl

Correct Answer: (B) David Filo & Jerry Yong.

WBCS Mains General Knowledge Computer & IT Questions 2014

Q. In computers, the storage medium which cannot usually be modified is known as

(A) ROM
(B) RAM
(C) Hard disk
(D) Flash drive

Correct Answer: (A) ROM.

Q. The acronym CCD stands for

(A) charge coupled device
(B) control circuit device
(C) credit card device
(D) configuration control device

Correct Answer: (A) charge coupled device.

Q. The abbreviation ‘http’ stands for

(A) HTML Transfer Technology Process
(B) Hyperspace Terms and Tech Protocol
(C) Hyperspace Techniques Tech Progress
(D) Hyper Text Transfer Protocol

Correct Answer: (D) Hyper Text Transfer Protocol.

Q. The following is not a programming language

(A) C++
(B) JAVA
(C) Office Suite
(D) Fortran

Correct Answer: (C) Office Suite.

Q. The number of bits in a byte is

(A) 2
(B) 4
(C) 8
(D) 16

Correct Answer: (C) 8.

Q. The mode in which a digital adder involving logic gates add data is

(A) binary
(B) octal
(C) decimal
(D) hexadecimal

Correct Answer: (A) binary.