Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q3031: Which device in SONET is responsible for multiplexing and demultiplexing STS signals?
- A: STS Mux/Demux
- B: Regenerator
- C: Add-Drop Multiplexer
- D: Terminal
View Answer
A
Q3032: Which SONET device regenerates the signal to extend the reach of the network?
- A: Regenerator
- B: STS Mux/Demux
- C: Add-Drop Multiplexer
- D: Terminal
View Answer
A
Q3033: What is the purpose of an Add-Drop Multiplexer in SONET?
- A: To add or drop specific signals from the network
- B: To multiplex signals
- C: To regenerate signals
- D: To manage network traffic
View Answer
A
Q3034: Which SONET device is responsible for combining signals from multiple sources?
- A: STS Mux/Demux
- B: Regenerator
- C: Add-Drop Multiplexer
- D: Terminal
View Answer
A
Q3035: Fill in the blank: SONET signals are primarily carried through _______ networks.
- A: Optical
- B: Coaxial
- C: Wired
- D: Wireless
View Answer
A
Q3036: Fill in the blank: The SONET architecture includes _______ for managing the flow of data.
- A: Connections
- B: Devices
- C: Signals
- D: All of the above
View Answer
D
Q3037: Which type of connection in SONET refers to the connection between two end points?
- A: Line Connection
- B: Path Connection
- C: Section Connection
- D: Terminal Connection
View Answer
B
Q3038: Which of the following is a function of the SONET section connection?
- A: It connects devices at the endpoints of the system
- B: It handles the physical transmission of the signal
- C: It adds or drops specific signals from the system
- D: It manages data flow between networks
View Answer
B
Q3039: What type of connection in SONET manages the physical transmission of signals?
- A: Section Connection
- B: Line Connection
- C: Path Connection
- D: Terminal Connection
View Answer
A
Q3040: What does STM stand for in SONET?
- A: Synchronous Transport Module
- B: Synchronous Transmission Module
- C: Special Transport Module
- D: Secure Transport Module
View Answer
A