Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q3461: Which of the following best describes a VLAN?
- A: A hardware-only LAN
- B: A software-configured LAN
- C: A subnet of routers
- D: A special MAC address LAN
View Answer
B
Q3462: What does frame tagging help with in VLANs?
- A: Encrypting traffic
- B: Identifying VLAN membership
- C: Assigning IP addresses
- D: Configuring physical ports
View Answer
B
Q3463: What does a switch need to manage VLAN membership across multiple switches?
- A: MAC tables only
- B: Knowledge of all IPs
- C: Complete VLAN membership information
- D: Static routing tables
View Answer
C
Q3464: Which of the following is a combination of fiber and coaxial cable?
- A: FTTH
- B: HFC
- C: DSL
- D: Satellite
View Answer
B
Q3465: Fill in the blank: ______ is a technology that uses both fiber optic and coaxial cables.
- A: DSL
- B: FTTx
- C: HFC
- D: Satellite
View Answer
C
Q3466: Which access technology delivers fiber to the home?
- A: FTTC
- B: FTTH
- C: HFC
- D: DSL
View Answer
B
Q3467: Which technology is most suitable for high-speed internet in rural areas?
- A: DSL
- B: Satellite
- C: FTTC
- D: HFC
View Answer
B
Q3468: Fill in the blank: In FTTx, 'x' can stand for ______.
- A: Home
- B: Building
- C: Curb
- D: All of the above
View Answer
D
Q3469: Which of the following is NOT a fiber-based access technology?
- A: FTTH
- B: FTTC
- C: DSL
- D: FTTB
View Answer
C
Q3470: What is the main medium used in fiber-based access networks?
- A: Coaxial cable
- B: Fiber optic
- C: Copper
- D: Twisted pair
View Answer
B