What is the default port for FTP control connection? MCQ with Answer and Explanation

Question
What is the default port for FTP control connection?
A. 21
B. 20
C. 22
D. 25
Answer: Option A
Solution (By JKSSB Mock Tests)
FTP uses port 21 for the control connection (commands) and port 20 for data transfer (active mode).
This question belongs to: Computer Internet and Web Technologies
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Practice More Internet and Web Technologies Questions

Question #1
Which top-level domain designation (TLD) is reserved exclusively for official government entities and administrative bodies?
A. .com
B. .org
C. .gov
D. .net
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Correct Answer: Option C

Explanation:
The '.gov' top-level domain is restricted solely to verified government agencies, institutional departments, and state-level operations.
This question belongs to: Computer Internet and Web Technologies
Question #2
Which of the following is a secure version of FTP?
A. FTPS
B. SFTP
C. Both SFTP and FTPS
D. TFTP
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Correct Answer: Option C

Explanation:
Both SFTP (SSH File Transfer Protocol) and FTPS (FTP over SSL/TLS) are secure variants of FTP, providing encrypted file transfers.
This question belongs to: Computer Internet and Web Technologies
Question #3
Which specific browser technology or feature provides a secure local sandbox workspace to separate corporate web applications from public internet browsing sessions?
A. Browser Containerization / Profile Isolation
B. Standard tracking cookie history logs
C. Localized DNS root server registries
D. Unencrypted FTP network route connections
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Correct Answer: Option A

Explanation:
Profile isolation and multi-account containers segment local session data, cookies, and cache history, preventing information sharing or cross-contamination between different browsing contexts.
This question belongs to: Computer Internet and Web Technologies
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