Top 100 Important Computer Mcqs Set-12

61- Which of the following is a type of database?

A. MySQL
B. Photoshop
C. Windows
D. Chrome

Answer : A. MySQL

62- What is the purpose of a DNS server?

A. Stores data
B. Translates domain names to IP addresses
C. Connects networks
D. Processes data

Answer : B. Translates domain names to IP addresses

63- Which of the following is a type of input device?

A. Monitor
B. Scanner
C. Printer
D. Speaker

Answer : B. Scanner

64- What is the function of an operating system?

A. Plays games
B. Creates documents
C. Edits images
D. Manages hardware and software

Answer : D. Manages hardware and software

65- Which of the following is a type of output device?

A. Printer
B. Mouse
C. Keyboard
D. Scanner

Answer : A. Printer

66- What is the purpose of a network hub?

A. Processes data
B. Provides power
C. Stores data
D. Connects devices in a network

Answer : D. Connects devices in a network

67- Which of the following is a type of software testing?

A. Database testing
B. Network testing
C. Integration testing
D. Hardware testing

Answer : C. Integration testing

68- What is the function of a sound card?

A. Connects networks
B. Provides power
C. Processes audio
D. Stores data

Answer : C. Processes audio

69- Which of the following is a type of cloud service?

A. Network
B. Firmware
C. PaaS
D. Hardware

Answer : C. PaaS

70- What is the purpose of a database index?

A. Stores data
B. Increases query speed
C. Connects networks
D. Processes data

Answer : B. Increases query speed

71- Which of the following is a type of network protocol?

A. FTP
B. Firmware
C. Software
D. Hardware

Answer : A. FTP

72- What is the function of a modem?

A. Stores data
B. Processes data
C. Connects networks
D. Modulates and demodulates signals

Answer : D. Modulates and demodulates signals

73- Which of the following is a type of encryption?

A. IP
B. TCP
C. HTTP
D. DES

Answer : D. DES

74- What is the purpose of a web server?

A. Stores data
B. Hosts websites
C. Connects networks
D. Processes data

Answer : B. Hosts websites

75- Which of the following is a type of programming paradigm?

A. Hardware
B. Functional
C. Firmware
D. Network

Answer : B. Functional

76- What is the function of a router?

A. Stores data
B. Connects different networks
C. Provides power
D. Processes data

Answer : B. Connects different networks

77- Which of the following is a type of network topology?

A. Mesh
B. Square
C. Triangle
D. Circle

Answer : A. Mesh

78- What is the purpose of a firewall?

A. Stores data
B. Processes data
C. Increases speed
D. Protects against unauthorized access

Answer : D. Protects against unauthorized access

79- Which of the following is a type of malware?

A. Router
B. Antivirus
C. Ransomware
D. Firewall

Answer : C. Ransomware

80- What is the function of a compiler?

A. Executes code line by line
B. Translates high-level code to machine code 
C. Handles input/output
D. Manages memory

Answer : B. Translates high-level code to machine code

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