Q. The principle of ________ states that the routing table is sorted from the longest mask to the shortest mask.
✅ Correct Answer: (C)
longest mask matching
Data Communication and Networking MCQs and Notes
Q. The idea of address aggregation was designed to alleviate the increase in routing table entries when using ________.
✅ Correct Answer: (B)
classless addressing
Q. In _______ forwarding, the routing table holds the address of just the next hop instead of complete route information.
✅ Correct Answer: (A)
next-hop
Q. In _______ forwarding, the destination address is a network address in the routing table.
✅ Correct Answer: (B)
network-specific
Q. In _______ forwarding, the mask and destination addresses are both 0.0.0.0 in the routing table.
✅ Correct Answer: (D)
default
Q. The _________ for all computers on the same physical network is the same.
✅ Correct Answer: (D)
n/w-id
Q. IP makes a __________ of datagram delivery.
✅ Correct Answer: (C)
best effort
Q. IP address___________ the physical address.
✅ Correct Answer: (B)
has no relation with
Q. Layer 2 from bottom in TCP/IP is the ___________.
✅ Correct Answer: (D)
Internet layer