What does a web browser perform when executing a 'DNS Lookup' operation?
A. It downloads heavy multimedia files to local cache blocks.
B. It queries DNS servers to resolve a domain name string into its underlying IP address.
C. It clears out localized hardware registry errors.
D. It establishes a secure tunnel path via proxy configurations.
Answer: Option B
Solution (By JKSSB Mock Tests)
DNS resolution looks up human-readable text domain destinations to find their matching numerical IP addresses so network connections can be established.
Explanation:
The Deep Web encompasses parts of the internet not indexed by traditional search engines, including password-protected portals and private databases.
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