Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q1661: In a circuit-switched network, what happens after the data transfer is complete?
- A: The bandwidth increases
- B: A new IP address is assigned
- C: Connection is terminated
- D: Packet buffering starts
View Answer
C
Q1662: Which of the following best describes the delay characteristic of circuit-switched networks?
- A: Delays occur frequently
- B: High jitter
- C: Minimal delay once setup is done
- D: Delays increase with data size
View Answer
C
Q1663: Why might circuit-switched networks be less suited for modern data traffic?
- A: They have low bandwidth
- B: They use old modulation
- C: They lock resources unnecessarily
- D: They lack security
View Answer
C
Q1664: Fill in the blank: Circuit switching is more suitable for ______ communication.
- A: burst
- B: data voice
- C: random
- D:
View Answer
C
Q1665: Which type of network provides better resource utilization?
- A: Circuit-switched
- B: Message-switched
- C: Packet-switched
- D: Voice-switched
View Answer
C
Q1666: In which case does circuit switching perform better than packet switching?
- A: Real-time voice calls
- B: Email transmission
- C: File transfer
- D: Image sharing
View Answer
A
Q1667: In a packet-switched network, the message must be divided into ______.
- A: pulses
- B: bits
- C: characters
- D: packets
View Answer
D
Q1668: Fill in the blank: In packet switching, a message is divided into ______.
- A: frames
- B: packets
- C: segments
- D: blocks
View Answer
B
Q1669: The size of packets in a packet-switched network is determined by the ______.
- A: user
- B: application
- C: protocol and network
- D: government
View Answer
C
Q1670: Which of the following best describes a datagram network?
- A: Packets follow the same path
- B: Packets are dependent
- C: Packets are treated independently
- D: Only one packet is allowed per message
View Answer
C