Introduction to Computer MCQ Questions with Answers

Question. The output devices make it possible to
(a) view or print data
(b) store data
(c) scan data
(d) None of these

Answer : A

Question. Laptops are
(a) computers used in clinical laboratories
(b) portable, light weight and can be fit into briefcase
(c) hearing voice recognition system
(d) desktop

Answer : B

Question. Arithmetic logic unit and control unit sections have special purpose location called
(a) registers
(b) RAM
(c) BIOS
(d) I/O

Answer : A

Question. A ........ is a large and expensive computer capable of performing scientific and business applications.
(a) Super computer
(b) Mainframe computer
(c) Mini computer
(d) Handheld computer

Answer : A

Question. Which of the following software is any computer software that is distributed with its source code available for modification?
(a) Application software
(b) System software
(c) Open source software
(d) Proprietary software

Answer : C

Question. A device that makes copies and reproduces text and images is called
(a) CPU
(b) memory
(c) printer
(d) scanner

Answer : D

Question. Analog computer works on the supply of
(a) continuous electrical pulses
(b) electrical pulses but not continue
(c) magnetic strength
(d) physical strength

Answer : A

Question. Which of the following is a part of CPU?
(a) ALU
(b) Control unit
(c) Both (a) and (b)
(d) Disk drive

Answer : C

Question. This mobile app reduces the use of physical documents and fake documents.
What is this?
(a) GARV app
(b) DigiLocker app
(c) MyGov app
(d) OnlineRTI app

Answer : B

Question. Seismograph is an example of
(a) Analog computer
(b) Digital computer
(c) Hybrid computer
(d) All of these

Answer : A

Question. Arithmetic operations in ALU performs
(a) addition
(b) subtraction
(c) multiplication
(d) All of these

Answer : D

Question. A joystick is primarily used to
(a) control sound on the screen
(b) computer gaming
(c) enter text
(d) draw pictures

Answer : B

Question. A barcode reader is an example of
(a) processing device
(b) storage device
(c) input device
(d) output device

Answer : C

Question. ......... is a command given to a computer in the computer language by the user.
(a) Instruction
(b) Information
(c) Program
(d) Data

Answer : A

Question. Which type of printer cannot produce high quality print graphics?
(a) Daisy wheel printer
(b) Laser printer
(c) Line printer
(d) Chain printer

Answer : D

Question. BHIM app is used to make simple, easy and quick payment transactions using
(a) Password
(b) UPI
(c) Phone number
(d) Aadhar number

Answer : B

Question. Which of the following produces high quality output?
(a) Impact printer
(b) Non-impact printer
(c) Both (a) and (b)
(d) Plotter

Answer : B

Question. Resolution of laser printer is specified in terms of
(a) DPI
(b) LPM
(c) CPM
(d) PPM

Answer : A

Question. Which of the following is/are IT gadget?
(a) Keyboard
(b) Wrist watch
(c) Smart watch
(d) Joystick

Answer : C

Question. A device, which is used for making drawings, graphics and for menu selection.
(a) Keyboard
(b) Mouse
(c) Touch Screen
(d) Light Pen

Answer : D

Question. Which of the following is an output device?
(a) Keyboard
(b) Biometric Sensor
(c) Trackball
(d) Plotter

Answer : D

Question. RTI India has launched a mobile application for …… phones.
(a) Android
(b) Apple
(c) Symbian
(d) BlackBerry

Answer : A

Question. What type of device is a digital camera?
(a) Input
(b) Output
(c) Software
(d) Storage

Answer : A

Question. App launched by IRCTC was known as
(a) IRCTC Connect
(b) IRCTC App
(c) IRCTC Launcher
(d) IRCTC Booking

Answer : A

Question. It is a set of instructions or programs designed for specific use or application that enable the user to interact with a computer are called
(a) application software
(b) operating system
(c) instructions
(d) system unit

Answer : A

Question. Which of the following is the magnetic storage device?
(a) Hard disk
(b) Compact disc
(c) Audio tapes
(d) All of these

Answer : A

Question. Which of the following storage media provides sequential access only?
(a) Floppy disk
(b) Magnetic disk
(c) Magnetic tape
(d) Optical disc

Answer : C

Question. Smart band is also known as
(a) Smart bracelets
(b) Connected bracelets
(c) Both (a) and (b)
(d) Smart watch

Answer : C

Question. Which one is a secondary storage device?
(a) CD-ROM
(b) RAM
(c) Both (a) and (b)
(d) None of the above

Answer : A

Question. Which generation of computer is covered by the period 1964-71?
(a) First
(b) Second
(c) Third
(d) Fourth

Answer : C

Question. The basic functions of a computer system are to accept the input, process the input, output and to
(a) digital form
(b) memory
(c) store data
(d) compute

Answer : C

Question. What is the function of an output device?
(a) To send data to the computer
(b) To store data
(c) To give output to the user
(d) To do mathematical calculations

Answer : C

Question. ...... is the smallest memory measurement unit.
(a) Bit
(b) Nibble
(c) Byte
(d) Mega

Answer : A

Question. PCs are considered fourth generation and contain
(a) information
(b) data
(c) vacuum tubes
(d) microprocessors

Answer : D

Question. Artificial intelligence is an example of
(a) first generation computer
(b) second generation computer
(c) fourth generation computer
(d) fifth generation computer

Answer : D

Question. 1 Mega byte is equal to
(a) 1000 KB
(b) 1026 KB
(c) 1024 KB
(d) 1000 KB

Answer : C

Question. In third generation, ............... were used.
(a) Vacuum tubes
(b) Integrated circuits
(c) Transistors
(d) Large scale integrated circuits

Answer : B

Question. The part of software are
(a) word processing and spreadsheet
(b) transaction and application
(c) windows and Mac OS
(d) system and application

Answer : D

Question. Speed of third generation computers was measured in
(a) millisecond
(b) microsecond
(c) nanosecond
(d) picosecond

Answer : C

Question. The presence of computers can be seen in
(a) education
(b) banking
(c) multimedia
(d) All of these

Answer : D

Question. Which of the following is a wearable computing device which comes with a head mounted display in the form of eyeglasses?
(a) Google glass
(b) Drone camera
(c) Spy pen
(d) Smart goggle

Answer : A

Question. Pointing device includes the following except
(a) mouse
(b) touch screen
(c) trackball
(d) keyboard

Answer : D

Question. Operating system is a
(a) application software
(b) system software
(c) hardware
(d) language

Answer : B

Question. Which type of software is designed to perform specific, personal, business or scientific processing tasks?
(a) System
(b) Application
(c) GUI
(d) Compiler

Answer : B

Question. In abbreviation MICR, C stands for
(a) Code
(b) Color
(c) Computer
(d) Character

Answer : D

Question. This software is copyrighted and bears the limits against use.
(a) Proprietary software
(b) Open source software
(c) Application software
(d) System software

Answer : A

Question. …… is a device that has a specific function in addition usually has small dimensions.
(a) Software
(b) Gadget
(c) Keyboard
(d) Scanner

Answer : B

Question. What is the name given to Input-Output devices and external storage media together?
(a) Hardware
(b) Peripherals
(c) Software
(d) Control unit

Answer : B

Question. Translator program used in assembly language is called
(a) compiler
(b) interpreter
(c) assembler
(d) translator

Answer : C

Question. This IT gadget is used for protection, safety and even investigation.
(a) Drone camera
(b) Smart watch
(c) Bluetooth speaker
(d) Spy pen

Answer : D

Question. Utility programs include
(a) Virus scanning software
(b) Backup software
(c) Disk fragmenter
(d) All of the above

Answer : D

Question. Paytm is India’s largest mobile payment and commerce platform founded by
(a) Aditya Sharma
(b) Vijay Shekhar Sharma
(c) Sidhartha Sharma
(d) Shekhar Verma

Answer : B

Question. Which of the following is not a system software?
(a) Operating system
(b) Compiler
(c) Interpreter
(d) MS-Office

Answer : D

Question. Example(s) of open source software is/are
(a) Linux
(b) Unix
(c) MySQL
(d) All of these

Answer : D

Identify True/False from the following statements

Question. In a CRT, an electron gun is used, which fires electrons at groups of phosphor dots coating the inside of the screen.

Answer : True

Question. The aim to launch the BHIM app to make cashless payments.

Answer : True

Question. The main characteristics of fourth generation was vacuum tubes.

Answer : False

Question. The first generation computers could not do multitasking.

Answer : True

Question. A scanner, trackball and joystick are examples of output devices.

Answer : False

Question. A plotter is used to generate the map of building and shopping malls.

Answer : True

Question. A mic converts the received sound into computer’s format.

Answer : True

Question. The number of pixels displayed on a screen is known as resolution.

Answer : True

Question. MyGov app is used to store all official documents.

Answer : False

Question. OCR is a device that scans written or typed text and transforms it into computer readable form.

Answer : True

Question. Helpline app provides a single point of service and information delivery to voters across the country.

Answer : True

Question. When a computer prints a report, this output is called hard copy.

Answer : True

Question. Output devices store instructions or data that the CPU process.

Answer : False

Question. Open source software must be available free or at a low cost.

Answer : True

Question. Licenses and maintenance of proprietary software are very cheap.

Answer : False

Question. NCR 304, IBM-1401 are the examples of second generation computer.

Answer : True

Question. Smart bands have a pedometer and sometimes also an optical heart rate sensor.

Answer : True

Question. Instruction is a command given to a computer in the computer language by the user.

Answer : True

Question. Drone camera is an example of mobile app.

Answer : False

Question. Antivirus software is used to allocate the memory to the data.

Answer : False

Question. Information is a set of instructions given to a computer.

Answer : False

Question. Google glass is powered by Android mobile operating system.

Answer : True