Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q2751: Fill in the blank: In Ethernet, each frame is ______ of other frames.
- A: a copy
- B: related
- C: independent
- D: interdependent
View Answer
C
Q2752: What happens if an Ethernet frame is dropped?
- A: The sender retries automatically
- B: The sender is notified
- C: The receiver stores it
- D: Nothing, the sender does not know
View Answer
D
Q2753: Which protocol is responsible for reliable communication over Ethernet?
- A: IP
- B: TCP
- C: UDP
- D: Ethernet itself
View Answer
B
Q2754: If a frame is corrupted in Ethernet, what does the receiver do?
- A: Requests retransmission
- B: Sends a warning
- C: Silently drops it
- D: Stores for later
View Answer
C
Q2755: Which of the following is a feature of connectionless communication?
- A: Setup and teardown
- B: Guaranteed delivery
- C: No frame dependency
- D: Reliable sequencing
View Answer
C
Q2756: Fill in the blank: Ethernet communication is ______ and unreliable.
- A: connection-oriented
- B: connectionless
- C: stateful
- D: secure
View Answer
B
Q2757: What kind of protocols are expected to detect errors in Ethernet communication?
- A: High-level protocols
- B: Low-level protocols
- C: Middleware protocols
- D: Switch protocols
View Answer
A
Q2758: What happens if the sender sends too many frames in Ethernet?
- A: Frames are stored
- B: Receiver requests pause
- C: Receiver is overwhelmed and drops frames
- D: Receiver buffers them all
View Answer
C
Q2759: Which transport layer protocol is commonly used to ensure delivery over Ethernet?
- A: UDP
- B: ICMP
- C: ARP
- D: TCP
View Answer
D
Q2760: Which of the following protocols is most similar in reliability behavior to Ethernet?
- A: UDP
- B: TCP
- C: FTP
- D: HTTP
View Answer
A