Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q1131: The goal of congestion control is to avoid adding ________ to an already congested network.
- A: retransmissions
- B: delays
- C: errors
- D: routing loops
View Answer
A
Q1132: Congestion control reduces the ________ quickly in response to lost messages.
- A: buffer size
- B: window size
- C: packet size
- D: segment size
View Answer
B
Q1133: In congestion control, it is assumed that packet loss is due to ________.
- A: congestion
- B: link failure
- C: security attack
- D: packet corruption
View Answer
A
Q1134: If congestion control is not done carefully, the network may ________.
- A: swing wildly between congestion and under utilization
- B: remain stable
- C: increase speed
- D: drop packets only
View Answer
A
Q1135: TCP uses the term ________ to refer to a message sent between machines.
- A: packet
- B: segment
- C: frame
- D: datagram
View Answer
B
Q1136: Network Address Translation (NAT) was motivated by the exhaustion of ________.
- A: IP address space
- B: MAC address space
- C: DNS entries
- D: IPv6 addresses
View Answer
A
Q1137: NAT allows multiple computers to share a ________ IP address.
- A: private
- B: unique
- C: global
- D: subscribed
View Answer
C
Q1138: NAT requires a device that performs ________ translation.
- A: packet
- B: address
- C: port
- D: data
View Answer
B
Q1139: Implementations of NAT can be found in ________.
- A: stand-alone hardware devices
- B: IP routers with NAT embedded
- C: firewalls
- D: both A and B
View Answer
D
Q1140: A site with more than one computer obtains a single valid ________ address.
- A: private
- B: global
- C: loopback
- D: multicast
View Answer
B