Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 197
Q3021:
Fill in the blank: SONET is used to connect multiple _______ in a wide area network.
A. Nodes
B. Devices
C. Connections
D. Signals
Correct Answer:
A
Chapter: 197
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
Correct Answer:
A
Chapter: 197
Q3023:
Which of the following devices are part of a SONET system architecture?
A. Multiplexers
B. Switches
C. Transceivers
D. All of the above
Correct Answer:
D
Chapter: 197
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
Correct Answer:
A
Chapter: 197
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
Correct Answer:
A
Chapter: 197
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
Correct Answer:
A
Chapter: 197
Q3027:
What type of connections does SONET typically use?
A. Optical fiber connections
B. RF connections
C. Wired copper connections
D. Wi-Fi connections
Correct Answer:
A
Chapter: 198
Q3028:
What does STS stand for in SONET?
A. Synchronous Transport Signals
B. Synchronous Transfer Signals
C. Secure Transport Signals
D. Special Transport Signals
Correct Answer:
A
Chapter: 198
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
Correct Answer:
D
Chapter: 198
Q3030:
What does OC stand for in SONET?
A. Optical Carrier
B. Optical Control
C. Optical Connection
D. Original Carrier
Correct Answer:
A
Chapter: 198
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
Correct Answer:
A
Chapter: 198
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
Correct Answer:
A
Chapter: 198
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
Correct Answer:
A
Chapter: 198
Q3034:
Which SONET device is responsible for combining signals from multiple sources?
A. STS Mux/Demux
B. Regenerator
C. Add-Drop Multiplexer
D. Terminal
Correct Answer:
A
Chapter: 198
Q3035:
Fill in the blank: SONET signals are primarily carried through _______ networks.
A. Optical
B. Coaxial
C. Wired
D. Wireless
Correct Answer:
A
Chapter: 198
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
Correct Answer:
D
Chapter: 198
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
Correct Answer:
B
Chapter: 198
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
Correct Answer:
B
Chapter: 198
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
Correct Answer:
A
Chapter: 198
Q3040:
What does STM stand for in SONET?
A. Synchronous Transport Module
B. Synchronous Transmission Module
C. Special Transport Module
D. Secure Transport Module
Correct Answer:
A