Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q1671: In a datagram network, each packet is called a ______.
- A: message
- B: datagram
- C: frame
- D: byte
View Answer
B
Q1672: What happens to a datagram if it is part of a multi-packet message?
- A: It is combined with others
- B: It is dropped
- C: It is treated independently
- D: It is encrypted
View Answer
C
Q1673: Fill in the blank: Datagram networks treat each packet as if it ______.
- A: is part of a stream
- B: is part of a large message
- C: is independent
- D: exists in a batch
View Answer
C
Q1674: Which statement is TRUE about datagram networks?
- A: They guarantee packet order
- B: They guarantee delivery
- C: They do not rely on connection setup
- D: They provide dedicated paths
View Answer
C
Q1675: In packet-switched networks, which factor influences the size of a packet?
- A: Hardware design
- B: User bandwidth
- C: Network design and protocol standards
- D: Software brand
View Answer
C
Q1676: Why is message division into packets necessary in packet-switched networks?
- A: To allow multiple users to share the network
- B: To avoid data loss
- C: To encrypt messages
- D: To compress the message
View Answer
A
Q1677: Each packet in a datagram network may follow a ______.
- A: preset path
- B: single path
- C: centralized route
- D: different path
View Answer
D
Q1678: A virtual-circuit network is a combination of which two types of networks?
- A: Circuit-switched and broadcast
- B: Datagram and LAN
- C: Circuit-switched and datagram
- D: Bus and ring
View Answer
C
Q1679: Which feature is present in both circuit-switched and virtual-circuit networks?
- A: No need for path setup
- B: Packet independence
- C: Setup and teardown process
- D: Broadcast capability
View Answer
C
Q1680: In a virtual-circuit network, how are packets delivered?
- A: Over random routes
- B: Through a dedicated path
- C: Over multiple parallel channels
- D: Through broadcast routing
View Answer
B