Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q3021: Fill in the blank: SONET is used to connect multiple _______ in a wide area network.
- A: Nodes
- B: Devices
- C: Connections
- D: Signals
View Answer
A
Q3022: What is one advantage of using SONET for data transport?
- A: High reliability and speed
- B: Low cost of installation
- C: Use of unshielded cables
- D: Shorter data paths
View Answer
A
Q3023: Which of the following devices are part of a SONET system architecture?
- A: Multiplexers
- B: Switches
- C: Transceivers
- D: All of the above
View Answer
D
Q3024: Fill in the blank: The primary function of SONET is to provide a _______ for transporting data.
- A: High-capacity backbone
- B: Low-cost solution
- C: Short-range network
- D: Small-scale connection
View Answer
A
Q3025: What is one of the key challenges of using SONET in some environments?
- A: It requires expensive optical fiber infrastructure
- B: It's not compatible with modern internet services
- C: It can't support data over long distances
- D: It's limited to voice communication
View Answer
A
Q3026: Which of the following protocols is often associated with SONET for data transfer?
- A: ATM (Asynchronous Transfer Mode)
- B: TCP/IP
- C: UDP
- D: HTTP
View Answer
A
Q3027: What type of connections does SONET typically use?
- A: Optical fiber connections
- B: RF connections
- C: Wired copper connections
- D: Wi-Fi connections
View Answer
A
Q3028: What does STS stand for in SONET?
- A: Synchronous Transport Signals
- B: Synchronous Transfer Signals
- C: Secure Transport Signals
- D: Special Transport Signals
View Answer
A
Q3029: Which of the following is a type of SONET signal?
- A: Optical Carriers (OCs)
- B: Synchronous Transport Signals (STS)
- C: Synchronous Transport Module (STM)
- D: All of the above
View Answer
D
Q3030: What does OC stand for in SONET?
- A: Optical Carrier
- B: Optical Control
- C: Optical Connection
- D: Original Carrier
View Answer
A