COMPUTER QUIZ 1 : BOOST YOUR PROFICIENCY

Created on March 16, 2025 By

skverma.verma29@gmail.com

COMPUTER QUIZ

COMPUTER QUIZ 1

FREQUENTLY ASKED QUESTIONS IN COMPUTER SUBJECT FOR VARIOUS COMPETITIVE EXAMS IN INDIA (UPSC, SSC, BANKING, PSU, RAILWAY, ETC.)

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1. WHAT DOES THE “CTRL + Z” KEYBOARD SHORTCUT DO?

A) REDO THE PREVIOUS ACTION

B) ZOOM IN

C) UNDO THE PREVIOUS ACTION

D) SAVE THE DOCUMENT

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2. WHICH OF THE FOLLOWING IS USED TO DISPLAY THE OUTPUT OF A COMPUTER?

A) KEYBOARD

B) MONITOR

C) PRINTER

D) MOUSE

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1. WHICH OF THE FOLLOWING IS THE SMALLEST UNIT OF DATA IN A COMPUTER?

A) BIT

B) MEGABYTE

C) KILOBYTE

D) BYTE

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1. WHICH OF THE FOLLOWING IS USED TO IDENTIFY A SPECIFIC COMPUTER OR DEVICE ON A NETWORK?

A) BOTH IP ADDRESS AND MAC ADDRESS

B) DNS

C) MAC ADDRESS

D) IP ADDRESS

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2. WHAT IS THE FULL FORM OF "BIOS"?

A) BASIC INTEGRATED OPERATING SYSTEM

B) BINARY INPUT OUTPUT SYSTEM

C) BASIC INSTRUCTION OUTPUT SYSTEM

D) BASIC INPUT OUTPUT SYSTEM

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3. WHICH OF THE FOLLOWING IS THE CORRECT FILE EXTENSION FOR A

MICROSOFT POWERPOINT PRESENTATION?

A) .XLSX

B) .TXT

C) .DOCX

D) .PPTX

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4. WHAT DOES THE ACRONYM "LAN" STAND FOR?

A) LARGE AREA NETWORK

B) LOCAL AREA NETWORK

C) LINEAR AREA NETWORK

D) LONG AREA NETWORK

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5. WHICH OF THE FOLLOWING IS USED TO STORE THE OPERATING SYSTEM IN A COMPUTER?

A) HARD DISK

B) RAM

C) ROM

D) CACHE MEMORY

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6. WHICH OF THE FOLLOWING IS NOT AN OPERATING SYSTEM?

A) PHOTOSHOP

B) ANDROID

C) WINDOWS

D) LINUX

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7. WHAT DOES THE ACRONYM “HTTP” STAND FOR?

A) HYPER TRANSFER TEXT PROTOCOL

B) HIGHTEXT TRANSFER PROTOCOL

C) HYPERTEXT TRANSFER PROTOCOL

D) HYPERTEXT TRANSMISSION PROTOCOL

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8. WHICH OF THE FOLLOWING REPRESENTS 1 BYTE OF DATA?

A) 16 BITS

B) 8 BITS

C) 32 BITS

D) 4 BITS

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9. WHICH OF THE FOLLOWING IS THE FUNCTION OF A SEARCH ENGINE?

A) SEND EMAILS

B) STORE FILES

C) NAVIGATE THE WEB

D) SEARCH FOR INFORMATION ON THE INTERNET

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10. WHICH OF THE FOLLOWING IS A PROTOCOL USED FOR EMAIL TRANSMISSION?

A) SNMP

B) SMTP

C) HTTP

D) FTP

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11. WHICH OF THE FOLLOWING IS USED TO SECURE COMMUNICATION OVER THE INTERNET?

A) HTTPS

B) FTP

C) IMAP

D) HTTP

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12. WHICH OF THE FOLLOWING IS USED TO ACCESS THE INTERNET?

A) MODEM

B) CPU

C) MONITOR

D) HARD DISK

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13. WHICH OF THE FOLLOWING IS THE FASTEST MEMORY IN A COMPUTER SYSTEM?

A) HARD DISK

B) ROM

C) CACHE MEMORY

D) RAM

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14. WHICH OF THE FOLLOWING OPERATING SYSTEMS IS OPEN-SOURCE?

A) MAC OS

B) ANDROID

C) WINDOWS

D) LINUX

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15. WHICH OF THE FOLLOWING IS A PRIMARY FUNCTION OF AN OPERATING SYSTEM?

A) MANAGE HARDWARE AND SOFTWARE RESOURCES

B) SEND EMAILS

C) STORE DATA

D) PERFORM ARITHMETIC OPERATIONS

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16. WHICH OF THE FOLLOWING IS NOT AN EXAMPLE OF AN OPERATING SYSTEM?

A) LINUX

B) EXCEL

C) WINDOWS

D) ANDROID

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17. WHICH OPERATING SYSTEM IS MOST COMMONLY USED FOR MOBILE DEVICES?

A) WINDOWS 10

B) ANDROID

C) IOS

D) LINUX

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18. WHICH OF THE FOLLOWING IS A MULTI-USER OPERATING SYSTEM?

A) WINDOWS 10

B) MS-DOS

C) WINDOWS XP

D) LINUX

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19. WHAT IS THE FULL FORM OF "URL"?

A) UNIFORM RESOURCE LOCATOR

B) UNIVERSAL RESOURCE LOCATOR

C) UNIFORM REGISTERED LOCATOR

D) UNIFORM RESOURCE LOCATOR

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20. WHAT IS THE FUNCTION OF THE "CTRL + C" COMMAND?

A) CUT

B) COPY

C) UNDO

D) PASTE

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21. WHAT IS THE PRIMARY FUNCTION OF THE MOTHERBOARD?

A) PERFORM CALCULATIONS

B) CONNECT ALL HARDWARE COMPONENTS

C) CONTROL PERIPHERAL DEVICES

D) STORE DATA

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22. WHICH OF THE FOLLOWING IS NOT A PROGRAMMING LANGUAGE?

A) SQL

B) PYTHON

C) HTML

D) JAVA

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23. WHICH OF THE FOLLOWING IS THE MAIN FUNCTION OF THE CPU IN A COMPUTER?

A) STORE DATA

B) CONTROL PERIPHERAL DEVICES

C) PERFORM CALCULATIONS

D) ALL OF THE ABOVE

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24. WHICH OF THE FOLLOWING IS A STORAGE DEVICE THAT USES FLASH MEMORY?

A) USB FLASH DRIVE

B) CD

C) HARD DISK

D) TAPE DRIVE

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25. WHICH OF THE FOLLOWING IS THE PROTOCOL USED TO TRANSFER FILES OVER THE INTERNET?

A) FTP

B) HTTP

C) POP3

D) SMTP

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26. WHAT IS THE PRIMARY FUNCTION OF THE CONTROL UNIT (CU) IN A CPU?

A) MANAGE INPUT/OUTPUT OPERATIONS

B) PERFORM ARITHMETIC OPERATIONS

C) CONTROL THE FLOW OF DATA AND INSTRUCTIONS

D) STORE DATA

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27. WHICH OF THE FOLLOWING IS A COMMON CLOUD SERVICE PROVIDER?

A) GOOGLE CLOUD

B) MICROSOFT AZURE

C) ALL OF THE ABOVE

D) AWS

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28. WHAT IS THE BINARY EQUIVALENT OF THE DECIMAL NUMBER 15?

A) 1000

B) 1011

C) 1111

D) 1100

32 / 100

29. WHICH OF THE FOLLOWING IS USED TO IDENTIFY A WEBSITE ON THE INTERNET?

A) DNS

B) HTTP

C) IP ADDRESS

D) URL

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30. WHICH SOFTWARE IS USED TO CREATE SPREADSHEETS?

A) MICROSOFT ACCESS

B) MICROSOFT POWERPOINT

C) MICROSOFT EXCEL

D) MICROSOFT WORD

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31. WHAT DOES THE "ESC" KEY DO IN MOST SOFTWARE APPLICATIONS?

A) EXIT THE APPLICATION

B) MAXIMIZE THE WINDOW

C) UNDO THE LAST ACTION

D) OPEN THE FILE MENU

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32. WHICH COMMAND IS USED TO SHUT DOWN A COMPUTER IN WINDOWS?

A) EXIT

B) SHUTDOWN

C) STOP

D) CLOSE

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33. WHICH OF THE FOLLOWING IS AN EXAMPLE OF AN OPERATING SYSTEM USED ON MOBILE DEVICES?

A) IOS

B) LINUX

C) WINDOWS

D) MACOS

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34. WHICH OF THE FOLLOWING IS A FUNCTION OF THE OPERATING SYSTEM?

A) ALL OF THE ABOVE

B) MANAGE HARDWARE RESOURCES

C) PROVIDE USER INTERFACE

D) RUN APPLICATIONS

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35. WHICH OF THE FOLLOWING SOFTWARE IS USED TO CREATE DOCUMENTS?

A) MICROSOFT WORD

B) MICROSOFT EXCEL

C) MICROSOFT POWERPOINT

D) ADOBE PHOTOSHOP

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36. WHICH OF THE FOLLOWING IS AN EXAMPLE OF CLOUD COMPUTING?

A) DROPBOX

B) GOOGLE DOCS

C) ALL OF THE ABOVE

D) MICROSOFT ONEDRIVE

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37. WHICH OF THE FOLLOWING IS USED FOR SECURING ONLINE TRANSACTIONS?

A) VPN

B) FTP

C) SSL/TLS

D) SMTP

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38. WHICH OF THE FOLLOWING STORAGE DEVICES USES OPTICAL TECHNOLOGY?

A) HARD DISK

B) USB FLASH DRIVE

C) RAM

D) CD-ROM

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39. WHICH OF THE FOLLOWING IS A SEARCH ENGINE USED TO FIND INFORMATION ON THE INTERNET?

A) ALL OF THE ABOVE

B) BING

C) GOOGLE

D) YAHOO

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40. WHICH OF THE FOLLOWING IS USED TO CONTROL THE CURSOR ON A COMPUTER SCREEN?

A) SPEAKER

B) MOUSE

C) KEYBOARD

D) PRINTER

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41. WHICH OF THE FOLLOWING IS A VALID DOMAIN NAME?

A) GOOGLE

B) GOOGLE.COM

C) .COM

D) COM.GOOGLE

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42. WHAT DOES THE "F1" KEY TYPICALLY DO IN MOST SOFTWARE APPLICATIONS?

A) OPEN THE SETTINGS MENU

B) SAVE THE DOCUMENT

C) OPEN THE HELP MENU

D) PRINT THE DOCUMENT

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43. WHICH OF THE FOLLOWING IS USED TO CONNECT TO A REMOTE COMPUTER?

A) VPN

B) WI-FI

C) ROUTER

D) WEB BROWSER

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44. WHICH OF THE FOLLOWING IS AN EXAMPLE OF A PROGRAMMING LANGUAGE?

A) CSS

B) JAVASCRIPT

C) XML

D) HTML

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45. WHICH OF THE FOLLOWING IS AN EXAMPLE OF A WEB BROWSER?

A) GOOGLE CHROME

B) VLC MEDIA PLAYER

C) MICROSOFT WORD

D) ADOBE ACROBAT

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46. WHICH OF THE FOLLOWING IS NOT A PART OF THE CPU?

A) REGISTER

B) RAM

C) CONTROL UNIT

D) ALU

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47. WHICH OF THE FOLLOWING IS NOT A TYPE OF SOFTWARE?

A) NETWORK CABLE

B) OPERATING SYSTEM

C) WEB BROWSER

D) DATABASE

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48. WHAT IS THE FULL FORM OF "USB"?

A) UNIVERSAL SYSTEM BUS

B) UNIFIED SERVICE BUS

C) UNIVERSAL SERIAL BUS

D) UNITED SYSTEM BUS

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49. WHICH OF THE FOLLOWING IS USED TO SAVE A DOCUMENT IN MICROSOFT WORD?

A) CTRL + P

B) CTRL + A

C) CTRL + S

D) CTRL + B

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50. WHICH OF THE FOLLOWING IS NOT AN INPUT DEVICE?

A) MOUSE

B) SCANNER

C) KEYBOARD

D) PRINTER

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51. WHAT DOES THE ACRONYM "PDF" STAND FOR?

A) PERSONAL DATA FILE

B) PUBLIC DATA FORMAT

C) PORTABLE DOCUMENT FORMAT

D) PORTABLE DOCUMENT FILE

55 / 100

52. WHAT IS THE FUNCTION OF A FIREWALL IN A NETWORK?

A) PREVENT UNAUTHORIZED ACCESS

B) MONITOR NETWORK TRAFFIC

C) STORE DATA

D) IMPROVE NETWORK SPEED

56 / 100

53. WHICH OF THE FOLLOWING IS THE DEFAULT FILE FORMAT FOR SAVING DOCUMENTS IN MICROSOFT WORD?

A) .DOC

B) .DOCX

C) .PDF

D) .TXT

57 / 100

54. WHICH SOFTWARE IS USED FOR IMAGE EDITING?

A) ADOBE ILLUSTRATOR

B) ADOBE PHOTOSHOP

C) MICROSOFT WORD

D) CORELDRAW

58 / 100

55. WHICH OF THE FOLLOWING IS A TYPE OF MALWARE?

A) ALL OF THE ABOVE

B) TROJAN

C) WORM

D) VIRUS

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56. WHAT DOES THE ACRONYM "SSD" STAND FOR IN COMPUTING?

A) SIMPLE STORAGE DEVICE

B) SECURE STORAGE DISK

C) SUPER STORAGE DEVICE

D) SOLID STATE DRIVE

60 / 100

57. WHICH TYPE OF SOFTWARE IS USED TO DETECT AND REMOVE VIRUSES FROM A COMPUTER?

A) ANTIVIRUS SOFTWARE

B) OPERATING SYSTEM SOFTWARE

C) SYSTEM RESTORE SOFTWARE

D) DISK CLEANUP SOFTWARE

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58. WHICH OF THE FOLLOWING IS AN EXAMPLE OF A WEB SEARCH ENGINE?

A) GOOGLE

B) YAHOO

C) BING

D) ALL OF THE ABOVE

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59. WHAT IS THE PRIMARY FUNCTION OF THE PRINTER IN A COMPUTER SYSTEM?

A) STORE DATA

B) OUTPUT DATA TO PAPER

C) CONVERT DIGITAL SIGNALS TO ANALOG SIGNALS

D) INPUT DATA

63 / 100

60. WHAT DOES THE ACRONYM "GUI" STAND FOR IN COMPUTING?

A) GRAPHICAL UNIT INTERFACE

B) GENERAL USER INPUT

C) GRAPHICAL USER INTERFACE

D) GENERAL USER INTERFACE

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61. WHAT IS THE PRIMARY FUNCTION OF A ROUTER?

A) PROVIDE WI-FI CONNECTIVITY

B) STORE DATA

C) DIRECT DATA PACKETS BETWEEN DEVICES ON A NETWORK

D) PRINT DOCUMENTS

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62. WHAT IS THE PURPOSE OF THE "CTRL + V" COMMAND IN MOST APPLICATIONS?

A) SAVE

B) COPY

C) PASTE

D) CUT

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63. WHICH OF THE FOLLOWING IS USED TO REPRESENT THE DATA IN COMPUTERS?

A) HEXADECIMAL

B) BINARY

C) DECIMAL

D) ALL OF THE ABOVE

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64. WHICH OF THE FOLLOWING IS USED TO CONNECT A COMPUTER TO THE INTERNET WIRELESSLY?

A) MODEM

B) ROUTER

C) WI-FI

D) BLUETOOTH

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65. WHICH OF THE FOLLOWING IS A CLOUD STORAGE SERVICE?

A) GOOGLE DRIVE

B) ONEDRIVE

C) DROPBOX

D) ALL OF THE ABOVE

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66. WHICH OF THE FOLLOWING IS AN EXAMPLE OF A VIDEO CONFERENCING TOOL?

A) ZOOM

B) ALL OF THE ABOVE

C) SKYPE

D) GOOGLE MEET

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67. WHICH OF THE FOLLOWING IS AN EXAMPLE OF A WIDE AREA NETWORK (WAN)?

A) SCHOOL NETWORK

B) INTERNET

C) OFFICE NETWORK

D) HOME NETWORK

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68. WHICH TECHNOLOGY IS USED FOR WIRELESS INTERNET CONNECTIVITY?

A) ETHERNET

B) WI-FI

C) BLUETOOTH

D) USB

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69. WHICH OF THE FOLLOWING IS A COMMON TYPE OF FILE COMPRESSION?

A) .DOCX

B) .JPG

C) .EXE

D) .ZIP

73 / 100

70. WHICH OF THE FOLLOWING IS A PROGRAMMING LANGUAGE?

A) JAVA

B) SQL

C) CSS

D) HTML

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71. WHICH OF THE FOLLOWING IS USED TO CONNECT MULTIPLE COMPUTERS WITHIN A LOCAL AREA?

A) VPN

B) MAN

C) LAN

D) WAN

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72. WHICH OF THE FOLLOWING IS A TYPE OF SOFTWARE THAT ALLOWS A USER TO NAVIGATE THE INTERNET?

A) SPREADSHEET

B) WORD PROCESSOR

C) ANTIVIRUS

D) WEB BROWSER

76 / 100

73. WHICH TYPE OF MEMORY IS USED TO STORE THE BIOS SETTINGS IN A COMPUTER?

A) RAM

B) ROM

C) FLASH MEMORY

D) CACHE

77 / 100

74. WHAT IS THE PRIMARY FUNCTION OF THE ARITHMETIC LOGIC UNIT (ALU) IN A COMPUTER?

A) CONTROL DATA FLOW

B) STORE DATA

C) PERFORM ARITHMETIC AND LOGICAL OPERATIONS

D) MANAGE INPUT/OUTPUT OPERATIONS

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75. WHAT IS THE PRIMARY PURPOSE OF AN OPERATING SYSTEM?

A) TO PROCESS DATA

B) TO STORE DATA

C) TO CONNECT TO THE INTERNET

D) TO MANAGE HARDWARE AND SOFTWARE RESOURCES

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76. WHICH OF THE FOLLOWING IS USED TO TEMPORARILY STORE DATA IN A COMPUTER?

A) OPTICAL DISK

B) RAM

C) HARD DISK

D) ROM

80 / 100

77. WHICH DEVICE CONVERTS DIGITAL DATA INTO ANALOG SIGNALS FOR TRANSMISSION OVER TELEPHONE LINES?

A) SWITCH

B) MODEM

C) BRIDGE

D) ROUTER

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78. WHICH OF THE FOLLOWING NUMBER SYSTEMS IS USED BY COMPUTERS TO REPRESENT DATA?

A) HEXADECIMAL

B) BINARY

C) DECIMAL

D) OCTAL

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79. WHICH OF THE FOLLOWING REFERS TO A VIRUS THAT SPREADS THROUGH EMAIL ATTACHMENTS?

A) MALWARE

B) EMAIL VIRUS

C) WORM

D) TROJAN HORSE

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80. WHICH OF THE FOLLOWING STORAGE DEVICES IS USED TO STORE LARGE AMOUNTS OF DATA PERMANENTLY?

A) RAM

B) HARD DISK

C) CACHE

D) ROM

84 / 100

81. WHICH OF THE FOLLOWING IS A FORM OF SECONDARY STORAGE IN COMPUTERS?

A) ROM

B) CPU

C) HARD DISK

D) RAM

85 / 100

82. IN WHICH YEAR WAS THE FIRST IPHONE RELEASED?

A) 2008

B) 2006

C) 2009

D) 2007

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83. WHAT IS THE FULL FORM OF "SQL"?

A) SYSTEM QUERY LANGUAGE

B) STANDARD QUERY LANGUAGE

C) SIMPLE QUERY LANGUAGE

D) STRUCTURED QUERY LANGUAGE

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84. WHICH OF THE FOLLOWING IS NOT PART OF THE CPU?

A) REGISTERS

B) ALU

C) RAM

D) CONTROL UNIT

88 / 100

85. WHICH DEVICE IS USED TO STORE DATA PERMANENTLY IN A COMPUTER?

A) ROM

B) RAM

C) CACHE MEMORY

D) HARD DISK

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86. WHICH OF THE FOLLOWING IS A WELL-KNOWN INTERNET SERVICE PROVIDER?

A) VODAFONE

B) GOOGLE

C) INTEL

D) D) HP

90 / 100

87. WHICH DEVICE IS USED TO CONNECT DIFFERENT NETWORKS?

A) HUB

B) REPEATER

C) ROUTER

D) SWITCH

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88. WHICH OF THE FOLLOWING IS USED FOR ORGANIZING AND RETRIEVING DATA IN A RELATIONAL DATABASE?

A) JAVA

B) SQL

C) HTML

D) PYTHON

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89. WHICH OF THE FOLLOWING IS USED TO CREATE DIGITAL IMAGES?

A) ADOBE PHOTOSHOP

B) D) MICROSOFT WORD

C) MICROSOFT POWERPOINT

D) MICROSOFT EXCEL

93 / 100

90. WHICH OF THE FOLLOWING IS USED TO NAVIGATE THE INTERNET?

A) GOOGLE CHROME

B) ADOBE ACROBAT

C) MICROSOFT WORD

D) VLC MEDIA PLAYER

94 / 100

91. WHICH OF THE FOLLOWING IS THE DEFAULT FILE EXTENSION FOR FILES CREATED IN MICROSOFT EXCEL?

A) .PPTX

B) .TXT

C) .XLSX

D) .DOCX

95 / 100

92. WHICH OF THE FOLLOWING IS AN EXAMPLE OF AN INPUT DEVICE?

A) MONITOR

B) SPEAKER

C) KEYBOARD

D) PRINTER

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93. WHICH OF THE FOLLOWING IS AN EXAMPLE OF AN ANTIVIRUS SOFTWARE?

A) NORTON

B) D) PHOTOSHOP

C) EXCEL

D) MS WORD

97 / 100

94. WHICH OF THE FOLLOWING IS A TYPE OF COMPUTER MEMORY THAT IS VOLATILE?

A) EEPROM

B) HARD DISK

C) ROM

D) RAM

98 / 100

95. WHICH COMMAND IS USED TO DISPLAY THE FILES AND DIRECTORIES IN WINDOWS?

A) SHOW

B) LIST

C) LS

D) DIR

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96. WHAT IS THE FULL FORM OF "HTML"?

A) HYPERTEXT MARKUP LANGUAGE

B) HYPER TRANSFER MARKUP LANGUAGE

C) HIGH TRANSFER MARKUP LANGUAGE

D) HIGHTEXT MARKUP LANGUAGE

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97. WHAT DOES THE ACRONYM “VPN” STAND FOR IN NETWORK SECURITY?

A) VIRTUAL PRIVATE NETWORK

B) VERIFIED PROTOCOL NETWORK

C) VIRTUAL PUBLIC NETWORK

D) VERIFIED PRIVATE NETWORK

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