Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q2861: Fill in the blank: The evolution of Ethernet introduced _______ to increase speed and reduce collisions.
- A: bridges
- B: full-duplex and switched operation
- C: routers
- D: repeaters
View Answer
B
Q2862: Switched Ethernet uses _______ to connect individual devices.
- A: hubs
- B: coaxial cables
- C: bridges
- D: switches
View Answer
D
Q2863: Which technology was introduced to further enhance the performance of Switched Ethernet?
- A: Repeaters
- B: Full-Duplex Mode
- C: Half-Duplex Mode
- D: Multiplexers
View Answer
B
Q2864: In Full-Duplex Ethernet, which of the following is NOT required?
- A: CSMA/CD
- B: Full bandwidth
- C: Twisted pair cables
- D: Switch connection
View Answer
A
Q2865: The evolution of Ethernet with Full-Duplex mode allows communication:
- A: in both directions simultaneously
- B: in one direction only
- C: in bursts only
- D: using token passing
View Answer
A
Q2866: Fill in the blank: One key benefit of Full-Duplex Ethernet is the elimination of _______.
- A: frame segmentation
- B: error detection
- C: collision domains
- D: packet routing
View Answer
C
Q2867: What was the major improvement introduced by Fast Ethernet?
- A: Higher transmission rate
- B: Increased cable length
- C: Smaller MAC address
- D: More collision detection
View Answer
A
Q2868: The main reason to keep the MAC sublayer unchanged in Fast Ethernet was to ensure _______.
- A: error correction
- B: data compression
- C: compatibility with Standard Ethernet
- D: speed boost
View Answer
C
Q2869: Fill in the blank: Fast Ethernet upgraded the transmission rate from 10 Mbps to _______.
- A: 50 Mbps
- B: 100 Mbps
- C: 150 Mbps
- D: 1 Gbps
View Answer
B
Q2870: What remains the same between Standard Ethernet and Fast Ethernet?
- A: Frame format only
- B: Cable type only
- C: MAC sublayer, frame format, and 48-bit address
- D: None of the above
View Answer
C