Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q151: What is the main characteristic of a circuit-switched network?
- A: Data is divided into packets
- B: A dedicated path is established
- C: No fixed path exists
- D: Data is broadcasted
View Answer
B
Q152: In which type of network are data packets sent individually?
- A: Circuit-Switched
- B: Packet-Switched
- C: Hybrid Network
- D: Linear Network
View Answer
B
Q153: Packet-switched networks are more efficient because _______.
- A: They reserve a dedicated path
- B: They utilize available bandwidth
- C: They require less hardware
- D: They have no delay
View Answer
B
Q154: Fill in the blank: In _______ networks, data is sent as discrete packets.
- A: Circuit-Switched
- B: Packet-Switched
- C: Point-to-Point
- D: Star Network
View Answer
B
Q155: What is a disadvantage of circuit-switched networks?
- A: High latency
- B: Inefficient use of resources
- C: Unreliable delivery
- D: No real-time capability
View Answer
B
Q156: Packet switching is commonly used in _______.
- A: Telephone networks
- B: Internet communication
- C: Local calls
- D: Fax transmission
View Answer
B
Q157: Fill in the blank: Circuit-switched networks require a _______ path for communication.
- A: Flexible
- B: Dedicated
- C: Packetized
- D: Shared
View Answer
B
Q158: In a packet-switched network, packets may _______.
- A: Arrive in order
- B: Arrive out of order
- C: Be lost in transit
- D: All of these
View Answer
D
Q159: Which type of network is more suitable for real-time data?
- A: Circuit-Switched
- B: Packet-Switched
- C: Hybrid Network
- D: None of these
View Answer
A
Q160: Fill in the blank: Circuit-switched networks are typically used in _______.
- A: Internet
- B: PSTN (Public Switched Telephone Network)
- C: Ethernet
- D: Wi-Fi
View Answer
B