Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q171: Fill in the blank: _______ networks are ideal for applications requiring constant bandwidth, such as voice calls.
- A: Packet-Switched
- B: Circuit-Switched
- C: Peer-to-Peer
- D: Cloud Networks
View Answer
B
Q172: Which of the following best describes circuit switching?
- A: Real-time, sequential data delivery
- B: Data divided into packets
- C: Dynamic resource allocation
- D: On-demand connections
View Answer
A
Q173: In packet-switched networks, what handles the reassembly of packets?
- A: Routers
- B: Switches
- C: Destination host
- D: Source host
View Answer
C
Q174: What determines the path of data packets in a packet-switched network?
- A: Fixed routes
- B: Pre-established paths
- C: Dynamic routing tables
- D: Dedicated circuits
View Answer
C
Q175: Fill in the blank: Circuit-switched networks use _______ switching.
- A: Point-to-Point
- B: End-to-End
- C: Path-based
- D: Continuous
View Answer
B
Q176: What is a common drawback of packet-switched networks?
- A: Poor resource utilization
- B: Packet loss and delay
- C: Lack of scalability
- D: High maintenance cost
View Answer
B
Q177: Packet-switched networks are better suited for _______.
- A: Low-latency communication
- B: High-latency and bursty data
- C: Static connections
- D: Dedicated bandwidth
View Answer
B
Q178: Fill in the blank: In a circuit-switched network, _______ must be established before communication begins.
- A: A router
- B: A dedicated circuit
- C: A packet route
- D: A data connection
View Answer
B
Q179: What does the term "internet" with a lowercase "i" refer to?
- A: A single global network
- B: Two or more interconnected networks
- C: A network protocol
- D: A private network
View Answer
B
Q180: The Internet with an uppercase "I" is composed of _______.
- A: A single large network
- B: Thousands of interconnected networks
- C: Peer-to-peer networks
- D: Local Area Networks
View Answer
B