Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q2891: What is the main reason that CSMA/CD is not needed in 10-Gigabit Ethernet?
- A: It uses copper cables
- B: It operates in half-duplex
- C: It has limited distance
- D: It uses only full-duplex
View Answer
D
Q2892: 10-Gigabit Ethernet was introduced under which IEEE standard?
- A: 802.3u
- B: 802.3z
- C: 802.3ae
- D: 802.11g
View Answer
C
Q2893: Fill in the blank: 10-Gigabit Ethernet can be used in LANs and _______.
- A: PANs
- B: MANs
- C: WANs
- D: VPNs
View Answer
B
Q2894: In Gigabit Ethernet, encoding is handled in the _______ layer.
- A: MAC
- B: Transport
- C: Physical
- D: Session
View Answer
C
Q2895: Which mode is exclusive to 10-Gigabit Ethernet?
- A: Half-duplex
- B: Full-duplex
- C: Asynchronous
- D: Simplex
View Answer
B
Q2896: Which of the following is NOT a goal of Gigabit Ethernet?
- A: Upgrade to 1 Gbps
- B: Change 48-bit address
- C: Keep compatibility
- D: Use same frame format
View Answer
B
Q2897: Fill in the blank: The IEEE standard for Gigabit Ethernet is _______.
- A: 802.3u
- B: 802.3z
- C: 802.11b
- D: 802.3ae
View Answer
B
Q2898: What is the role of encoding in Gigabit Ethernet?
- A: Error correction only
- B: Reduce cable cost
- C: Adapt signals for high-speed transmission
- D: Support wireless traffic
View Answer
C
Q2899: Which is a key implementation feature of 10-Gigabit Ethernet?
- A: CSMA/CD
- B: Full-duplex only
- C: 48-bit to 64-bit address conversion
- D: Half-duplex only
View Answer
B
Q2900: Gigabit Ethernet maintains the same frame length range as:
- A: Wi-Fi
- B: PPP
- C: Ethernet
- D: ATM
View Answer
C