Computer Awareness MCQs – Quiz 3

Dear Readers, Here we are providing Very Useful Computer Awarness Multiple Choice Question and Answers – MCQs. This is very helpful for various competitive exams across the world example; IETL, GRE, ICET, UPSC, UPPSC, IFS, SSC CGL, CHSL, Bank PO, Clerks, IBPS, RRB, Insurance exams … etc. This is very helpful Interviews if your attending, different entrance examination etc. 

1) Every component of your computer is either
A) Hardware or CPU
B) RAM/CPU or Hardware
C) Hardware or Software
D) System or Application software
Answer: C) Hardware or Software

2) Chief component of first generation computer was
A) Vacuum tubes
B) integrated circuits
C) transisters
D) None of the above
Answer: A) Vacuum tubes

3) C++ is ________.
A) an operating system
B) a programming language
C) a software
D) None of these
Answer: B) a programming language

4) Missing Slot Covers on a Computer can cause
A) Power Surges
B) Incomplete Path of ESD
C) Over Haeat
D) EMI
Answer: C) Over Haeat

5) A group of eight bits is called
A) buzz
B) nibble
C) byte
D) word
Answer: C) byte

6) The default header for a worksheet is
A) The date and time
B) User name
C) Date & Time
D) None of the above
Answer: D) None of the above

7) Which system is used by the Digital Computers to encode data and Programs?
A) Decimal
B) Binary
C) Hexa decimal
D) Octal
Answer: B) Binary

8) Search engines that search other search engines are called
A) Megasearch engine
B) Metasearch engine
C) Betasearch engine
D) Gigasearch engine
Answer: A) Megasearch engine

9) Central processing unit is combination of
A) Arithmetic and Control unit
B) Control and Output unit
C) Control and Storage unit
D) Arithmetic logic and input unit
Answer: A) Arithmetic and Control unit

10) In the following list of devices which device is used in network layer?
A) Repeaters
B) Router
C) Application Gateway
D) Switch
Answer: B) Router

11) The germans calls this the ‘spider monkey’ and the italians call it the ‘snail’.Which symbol is this?
A) +
B) @
C) $
D) #
Answer: B) @

12) The ______ is a box that houses the most important parts of a computer system.
A) Software
B) Hardware
C) Input drive
D) System unit
Answer: D) System unit

13) Which of the following is an input device that utilises a light-sensitive detector to select objects on a display screen?
A) Light pen
B) Magnetic ink character recognition (MICR)
C) Optical mark recognition (OMR)
D) Bar code reader
Answer: A) Light pen

14) Which three parts of the computer receive input?
A) MICR, Barcode readers, Touch-screens
B) Keyboard, ALU, Printers
C) Keyboard, Mouse, Printers
D) Printers, MICR, Touch-screens
Answer: A) MICR, Barcode readers, Touch-screens

15) A hard disk is an example of which type of data storage device?
A) Secondary Storage
B) Tertiary Storage
C) Primary Storage
D) Offline Storage
Answer: A) Secondary Storage

16) A _______ is a collection of letters, digits, punctuation characters, and so on.
A) Numbers
B) String
C) Arrays
D) Boolean Values
Answer: B) String

17) ______ Disk Encryption is a technology (hardware or software) where data is encrypted before storage.
A) Half
B) Whole
C) Double
D) Triple
Answer: B) Whole

18) What is the shortcut key to open font dialog box?
A) Ctrl+Shift+F
B) Alt+Ctrl+F
C) Alt+Shift+F
D) None of the above
Answer: A) Ctrl+Shift+F

19) By default, your documents print in ________ mode
A) Landscape
B) Portrait
C) Page Setup
D) Print View
Answer: B) Portrait

20) Which among the following is a cloud computing platformand infrastructure created by Microsoft?
A) Simple Storage Service
B) Atmos
C) Openstack Swift
D) OceanStore
Answer:

21) The common name for the crime of stealing passwords is
A) Spoofing
B) Surfing
C) Identity Theft
D) Speeling
Answer: A) Spoofing

22) In Microsoft Word, _______ provides options to switch between Normal, Web Layout, Print Layout, Outline and Reading Views.
A) Standard tool bar
B) View Buttons
C) Formatting tool bar
D) Tab stop
Answer: B) View Buttons

23) In HTML, ______________ is at the bottom of the page and usually contains disclaimers, copyright information etc.
A) Header area
B) Menu bar
C) Body of the page
D) Footer area
Answer: D) Footer area

24) CHKDSK command is used to
A) analyze the hard disk error
B) diagnose the hard disk error
C) report the status of files on disk
D) All of the above
Answer: D) All of the above

25) Operating system is an example of
A) Application software
B) System software
C) Both A & B
D) None of the above
Answer: B) System software

26) In Microsoft Word, ____________ are small dots, squares, dashes or graphics that are often seen before the text.
A) Indentation
B) Bullets
C) Numbering
D) Tabs
Answer: B) Bullets

27) ________ are designed to read and interpret HTML.
A) Browser
B) JavaScript
C) SQL
D) String
Answer: A) Browser

28) ___ does not relate to measurement of memory capacity.
A) GB
B) TB
C) HB
D) ZB
Answer: C) HB

29) Something which has easily-understood instructions is said to be___
A) Analog data
B) Digital data
C) Modem data
D) Watts data
Answer: A) Analog data

30) Starting or restarting a computer is called tasking the system.
A) TRUE
B) FALSE
Answer: B) FALSE

31) By default, a real number is treated as a
A) Integer
B) Float
C) Double
D) Long double
Answer: B) Float

32) Microsoft Office is an example of a
A) Closed source software
B) Open source software
C) Horizontal market software
D) vertical market software
Answer: C) Horizontal market software

33) When a computer prints a report this output is called
A) Soft copy
B) Hard copy
C) Printing
D) Program
Answer: B) Hard copy

34) Every computer on the internet is known as
A) Client
B) Modem
C) Server
D) Host
Answer: D) Host

35) What is e-commerce?
A) Buying and selling international goods
B) Buying and selling products and services not found in stores
C) Buying and selling products and services over the internet
D) Buying and selling products having to do with computer
Answer: C) Buying and selling products and services over the internet

36) In Microsoft Word, ____________ setting allows us to align the text at a particular point, or to create a tabular layout.
A) Indentation
B) Bullets
C) Numbering
D) Tabs
Answer: D) Tabs

37) Which of the following is the largest unit of storage?
A) GB
B) KB
C) MB
D) TB
Answer: D) TB

38) Computers use the _ language to process data.
A) Kilobyte
B) Binary
C) Representation
D) Processing
Answer: B) Binary

39) Which one among the following is a main system board of a computer?
A) CPU
B) Keyboard
C) Microchip
D) Motherboard
Answer: D) Motherboard

40) Which of the following is not a computer programming language?
A) NULL
B) BASIC
C) PYTHON
D) JAVA
Answer: A) NULL

41) Which keystroke is used for updating a field?
A) F11
B) F12
C) F6
D) F9
Answer: D) F9

42) In the context of computers, WORM is an acronym of:
A) Write Once, Read Many
B) Wireless Operating, Read Module
C) Word On, RAM Memory
D) Word Optical, Recognition Malware
Answer: A) Write Once, Read Many

43) Which among them is the largest network in terms of area?
A) MAN
B) WAN
C) Intranet
D) Internet
Answer: D) Internet

44) In word, the mailing list is known as the
A) Data source
B) Sheet
C) Source
D) Data sheet
Answer: A) Data source

45) Who is called as ‘Father of Modern Computer’?
A) Alexander Fleming
B) Bill Gates
C) Micheal Faraday
D) Charles Babbage
Answer: D) Charles Babbage

46)

47) What is the name of a memory buffer used to accommodate a speed differential ?
A) Cache
B) Stack Pointer
C) Accumulator
D) DISC
Answer: A) Cache

48) A page fault occurs when
A) the page is not found in the memory
B) the Deadlock happens
C) the page is found in the memory
D) the Segmentation starts
Answer: A) the page is not found in the memory

49) A search engine is a program to search
A) files in the www
B) documents in the www
C) Both A & B
D) None of the above
Answer: C) Both A & B

50) In the binary Language each letter of  the alphabet, each number and each special character is made up of a unique combination of  _________
A) eight bytes
B) eight kilobytes
C) eight characters
D) eight bits
Answer: D) eight bits

Computer Awareness:Also Read: