What is the primary operational task of a 'Root Name Server' operating within the hierarchical Domain Name System infrastructure? MCQ with Answer and Explanation

What is the primary operational task of a 'Root Name Server' operating within the hierarchical Domain Name System infrastructure?
A. To parse HTML structural page tags inside browser interfaces
B. To monitor local physical network card connectivity metrics
C. To filter email spam items from corporate mail boxes
D. To direct DNS query lookups to the appropriate Top-Level Domain (TLD) nameservers based on the extension of the domain requested
Answer: Option D
Solution (By JKSSB Mock Tests)
Root name servers are the first step in resolving human-readable domain names, directing inquiries to the appropriate Top-Level Domain (TLD) servers (like those for .com or .org).

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What does the 'CC' field stand for in an email configuration pane, and what is its standard function?
A. Core Connection; to map mail server endpoints dynamically
B. Cache Cleaner; to delete temporary historical log items
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Correct Answer: Option D


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Cc stands for Carbon Copy. Recipients listed in the Cc field receive a copy of the email, and their addresses are visible to all other recipients.

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What is a web cache?
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