Which address space is specifically allocated globally for network diagnostics, mapping to the 'localhost' designation inside client operating software configurations? MCQ with Answer and Explanation
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Question #1
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What is the default subnet mask for a standard Class A IP address under classic classful routing rules?
Correct Answer: Option A
Explanation:
Class A networks allocate the first octet to the network identity, mapping to a default subnet mask of 255.0.0.0 (or /8).
Class A networks allocate the first octet to the network identity, mapping to a default subnet mask of 255.0.0.0 (or /8).
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Computer
Computer Networking
Question #2
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What is the network ID in an IP address?
Correct Answer: Option D
Explanation:
The network ID is the part of the IP address that remains constant for all devices in the same network.
The network ID is the part of the IP address that remains constant for all devices in the same network.
This question belongs to:
Computer
Computer Networking
Question #3
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Which technology translates human-readable domain names (like [www.example.com](https://www.example.com)) into machine-routable numerical IP addresses?
Correct Answer: Option B
Explanation:
DNS is a distributed database system that translates alphanumeric web domain strings into corresponding target IP locations.
DNS is a distributed database system that translates alphanumeric web domain strings into corresponding target IP locations.
This question belongs to:
Computer
Computer Networking
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