Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 105
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
Correct Answer:
C
Chapter: 105
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
Correct Answer:
D
Chapter: 105
Q1483:
What is typically found at the center of a coaxial cable?
A. Glass fiber
B. Air gap
C. Copper conductor
D. Plastic foam
Correct Answer:
C
Chapter: 105
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
Correct Answer:
C
Chapter: 105
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
Correct Answer:
B
Chapter: 105
Q1486:
The coaxial cable is less susceptible to ______ than twisted pair cable.
A. Electromagnetic interference
B. Moisture
C. Heat
D. Friction
Correct Answer:
A
Chapter: 105
Q1487:
Which component of coaxial cable touches the signal directly?
A. Outer jacket
B. Metallic shield
C. Dielectric insulator
D. Inner conductor
Correct Answer:
D
Chapter: 105
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
Correct Answer:
B
Chapter: 106
Q1489:
What does BNC stand for?
A. Binary Network Connector
B. Bayonet Neill-Concelman
C. Broadcast Network Cable
D. Balanced Network Connector
Correct Answer:
B
Chapter: 106
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
Correct Answer:
B
Chapter: 106
Q1491:
Fill in the blank: A BNC connector is a type of ______ connector.
A. screw-type
B. push-pull
C. Bayonet-type
D. twist-lock
Correct Answer:
C
Chapter: 106
Q1492:
BNC connectors are most commonly used in which of the following applications?
A. Fiber internet installation
B. HDMI connections
C. CCTV and video transmission
D. USB hubs
Correct Answer:
C
Chapter: 106
Q1493:
Which type of locking mechanism is used in a BNC connector?
A. Threaded
B. Magnetic
C. Bayonet
D. Snap-fit
Correct Answer:
C
Chapter: 106
Q1494:
Which layer of the OSI model involves BNC connectors?
A. Data link layer
B. Transport layer
C. Physical layer
D. Network layer
Correct Answer:
C
Chapter: 106
Q1495:
Fill in the blank: The BNC connector was named after ______.
A. its inventor and locking style
B. its shape
C. its signal capacity
D. its material
Correct Answer:
A
Chapter: 106
Q1496:
BNC connectors can handle signals up to what frequency range?
A. 10 MHz
B. 100 MHz
C. Up to 4 GHz
D. Only analog signals
Correct Answer:
C
Chapter: 106
Q1497:
BNC connectors are ______.
A. used for wireless communication only
B. not used in networks anymore
C. used in radio and video applications
D. a type of USB connector
Correct Answer:
C
Chapter: 106
Q1498:
Fill in the blank: BNC connectors are typically used in ______ transmission systems.
A. digital only
B. analog only
C. high-frequency
D. broadcast television
Correct Answer:
C
Chapter: 106
Q1499:
Which component is required for connecting a BNC cable to a device?
A. Screwdriver
B. USB adapter
C. BNC jack
D. Fiber converter
Correct Answer:
C
Chapter: 106
Q1500:
What is a key advantage of BNC connectors?
A. Low cost
B. High data speed
C. Easy plug and play
D. Quick locking mechanism
Correct Answer:
D