Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q1481: Fill in the blank: The ______ in a coaxial cable serves as a protective layer and helps reduce interference.
- A: outer jacket
- B: copper wire
- C: metallic shield
- D: nylon thread
View Answer
C
Q1482: Which of the following is NOT a characteristic of coaxial cable?
- A: High shielding
- B: High-frequency support
- C: Easy to bend
- D: Used in wireless communication
View Answer
D
Q1483: What is typically found at the center of a coaxial cable?
- A: Glass fiber
- B: Air gap
- C: Copper conductor
- D: Plastic foam
View Answer
C
Q1484: Fill in the blank: Coaxial cable can transmit ______.
- A: digital data only
- B: analog data only
- C: both analog and digital data
- D: fiber signals
View Answer
C
Q1485: Which of the following layers does the coaxial cable belong to in the OSI model?
- A: Transport layer
- B: Physical layer
- C: Session layer
- D: Network layer
View Answer
B
Q1486: The coaxial cable is less susceptible to ______ than twisted pair cable.
- A: Electromagnetic interference
- B: Moisture
- C: Heat
- D: Friction
View Answer
A
Q1487: Which component of coaxial cable touches the signal directly?
- A: Outer jacket
- B: Metallic shield
- C: Dielectric insulator
- D: Inner conductor
View Answer
D
Q1488: Which of these is a disadvantage of coaxial cable?
- A: High bandwidth
- B: Thick and less flexible
- C: Supports long distances
- D: Good noise immunity
View Answer
B
Q1489: What does BNC stand for?
- A: Binary Network Connector
- B: Bayonet Neill-Concelman
- C: Broadcast Network Cable
- D: Balanced Network Connector
View Answer
B
Q1490: BNC connectors are primarily used with which type of cable?
- A: Twisted-pair cable
- B: Coaxial cable
- C: Fiber optic cable
- D: Ethernet crossover cable
View Answer
B