Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q1781: Which of the following services ensures data is properly framed before transmission?
- A: Congestion Control
- B: Framing
- C: Flow Control
- D: Error Control
View Answer
B
Q1782: Communication at the Data-Link Layer is possible only through ______.
- A: Physical addressing
- B: Transport protocols
- C: Error correction
- D: Flow tables
View Answer
A
Q1783: Fill in the blank: The Data-Link Layer receives services from the ______ layer.
- A: Application
- B: Transport
- C: Physical
- D: Session
View Answer
C
Q1784: Which of the following correctly lists a set of services provided by the Data-Link Layer?
- A: Error correction, Flow control, DNS lookup
- B: Framing, Flow control, Error control
- C: Address resolution, Routing, Congestion
- D: Encryption, DNS, Error control
View Answer
B
Q1785: Which of these is a feature of the Data-Link Layer?
- A: Routing decisions
- B: Email delivery
- C: Flow control
- D: Domain resolution
View Answer
C
Q1786: Which layer receives services from the Data-Link Layer?
- A: Physical Layer
- B: Transport Layer
- C: Network Layer
- D: Session Layer
View Answer
C
Q1787: Which layer provides services to the Data-Link Layer?
- A: Application Layer
- B: Network Layer
- C: Transport Layer
- D: Physical Layer
View Answer
D
Q1788: The Data-Link Layer provides ______ to the Network Layer.
- A: Application access
- B: Data encryption
- C: Communication services
- D: Framing services
View Answer
C
Q1789: Fill in the blank: _______ is responsible for converting data into frames for transmission.
- A: Flow Control
- B: Framing
- C: Error Control
- D: Multiplexing
View Answer
B
Q1790: Which of the following is NOT a function of the Data-Link Layer?
- A: Framing
- B: Flow Control
- C: DNS lookup
- D: Error Control
View Answer
C