Which internet protocol is primarily utilized to sync time clocks across distributed computer systems over packet-switched networks? MCQ with Answer and Explanation

Question

Which internet protocol is primarily utilized to sync time clocks across distributed computer systems over packet-switched networks?

A. DHCP

B. NTP (Network Time Protocol)

C. FTP

D. IMAP

Answer: Option B

Solution (By JKSSB Mock Tests)

NTP (Network Time Protocol) synchronizes computer system clocks to a common time standard over network links, maintaining high accuracy.

This question belongs to: Computer Internet and Web Technologies

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Question #1

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Which protocol adds a layer of security to HTTP by using encryption?

A. Telnet

B. SNMP

C. HTTPS

D. FTP

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Correct Answer: Option C

Explanation:
HTTPS (HTTP Secure) is an extension of HTTP that uses SSL/TLS protocols to encrypt communication, providing secure data transmission.

This question belongs to: Computer Internet and Web Technologies

Question #2

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Which of the following is a widely used web framework for building RESTful APIs?

A. Django

B. Ruby on Rails

C. Express.js

D. All of the above

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Correct Answer: Option D

Explanation:
Express.js (Node.js), Django (Python), and Ruby on Rails are all popular frameworks capable of building RESTful APIs.

This question belongs to: Computer Internet and Web Technologies

Question #3

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Which of the following is a valid IPv4 address?

A. 192.168.1.1.1

B. 192.168.1.1

C. 192.168.1

D. 300.168.1.1

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Correct Answer: Option B

Explanation:
An IPv4 address consists of four octets (0-255) separated by dots. 192.168.1.1 is valid. 300 is invalid, and the others have incorrect structure.

This question belongs to: Computer Internet and Web Technologies

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