Question 31
Which IPv4 address is a valid private address?
Solution & Detailed Explanation
Step-by-Step Solution
1
0.0.0/8 is an RFC 1918 private range.
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GATE CSE Network Layer – Computer Networks Practice Test | Set 1
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Question 32
Which IPv4 address is in the loopback block?
Detailed Solution
The entire 127.0.0.0/8 block is reserved for IPv4 loopback.
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Question 33
Which IPv4 address represents the unspecified address?
Solution & Detailed Explanation
Step-by-Step Solution
1
0.0.0 is the IPv4 unspecified address and is used in contexts such as an unconfigured source address.
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Question 34
Which IPv4 field identifies the fragments belonging to the same original datagram?
Detailed Solution
The Identification field lets the receiver group fragments belonging to one original datagram.
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Question 35
What is the maximum IPv4 header size?
Detailed Solution
IHL is 4 bits and counts 32-bit words; maximum IHL is 15, so 15$\times 4 = 60 bytes$.
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