Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 202
Q3141:
Fill in the blank: SONET _______ Networks are most suitable for applications requiring the lowest cost and simplest topology.
A. Linear
B. Ring
C. Mesh
D. Star
Correct Answer:
A
Chapter: 202
Q3142:
Which type of SONET network would you choose if you need a high level of redundancy and flexibility in routing?
A. Mesh Network
B. Ring Network
C. Linear Network
D. Star Network
Correct Answer:
A
Chapter: 202
Q3143:
What is the main advantage of a SONET Mesh Network over Linear and Ring Networks?
A. Enhanced fault tolerance and data routing flexibility
B. Lower cost and simplicity
C. Faster data transmission
D. Reduced signal interference
Correct Answer:
A
Chapter: 202
Q3144:
Fill in the blank: SONET _______ Networks connect multiple nodes in a linear sequence without providing redundant paths.
A. Linear
B. Ring
C. Mesh
D. Star
Correct Answer:
A
Chapter: 202
Q3145:
Which type of SONET network is best suited for long-distance transmission with high-speed data but without the need for redundancy?
A. Linear Networks
B. Ring Networks
C. Mesh Networks
D. Star Networks
Correct Answer:
A
Chapter: 202
Q3146:
In SONET, a network type that forms a closed loop and ensures that data can always be transmitted, even in the event of a failure, is called a _______ Network.
A. Ring
B. Mesh
C. Linear
D. Star
Correct Answer:
A
Chapter: 203
Q3147:
What does ATM stand for in networking?
A. Asynchronous Transfer Mode
B. Asynchronous Time Multiplexing
C. Asynchronous Transmission Module
D. Automated Transfer Management
Correct Answer:
A
Chapter: 203
Q3148:
Which of the following is a characteristic of ATM?
A. Cell relay protocol
B. Packet switching protocol
C. Circuit switching protocol
D. Frame relay protocol
Correct Answer:
A
Chapter: 203
Q3149:
Which network technology is combined with ATM to allow high-speed interconnection of networks?
A. SONET
B. Wi-Fi
C. Ethernet
D. Fiber Optic
Correct Answer:
B
Chapter: 203
Q3150:
Fill in the blank: The combination of ATM and _______ allows high-speed interconnection of networks.
A. SONET
B. Wi-Fi
C. Ethernet
D. Fiber Optic
Correct Answer:
A
Chapter: 203
Q3151:
Which of the following is a major problem associated with existing systems in ATM networks?
A. Frame Networks
B. Cell Networks
C. Mixed Network Traffic
D. High-speed data transmission
Correct Answer:
A
Chapter: 203
Q3152:
Fill in the blank: Some of the problems associated with existing ATM systems include Frame Networks and _______.
A. Mixed Network Traffic
B. Cell Networks
C. Cellular Networks
D. Distributed Networks
Correct Answer:
A
Chapter: 203
Q3153:
Which of the following is a solution for the problems in ATM networks?
A. Cell Networks
B. Frame Networks
C. Packet Networks
D. Static Networks
Correct Answer:
A
Chapter: 203
Q3154:
Fill in the blank: ATM uses multiplexing with _______ to improve efficiency in data transmission.
A. Cells
B. Frames
C. Packet Switching
D. Flow Control
Correct Answer:
A
Chapter: 203
Q3155:
Which of the following is a feature of ATM's multiplexing mechanism?
A. Multiplexing using Cells
B. Multiplexing using Frames
C. Multiplexing using Packets
D. Multiplexing using Circuits
Correct Answer:
A
Chapter: 203
Q3156:
Which of the following is the ATM protocol based on?
A. Cell Relay Protocol
B. Frame Relay Protocol
C. Packet Switching Protocol
D. Circuit Switching Protocol
Correct Answer:
A
Chapter: 203
Q3157:
Fill in the blank: In ATM, data is transmitted in small fixed-sized units called _______.
A. Cells
B. Frames
C. Segments
D. Packets
Correct Answer:
A
Chapter: 203
Q3158:
Which of the following is a disadvantage of using traditional frame-based multiplexing in ATM systems?
A. Low efficiency due to variable frame sizes
B. High error rates
C. Slow transmission speed
D. Reduced reliability
Correct Answer:
A
Chapter: 203
Q3159:
Fill in the blank: The ATM network uses fixed-size _______ to minimize delays and ensure efficient data transmission.
A. Cells
B. Frames
C. Segments
D. Blocks
Correct Answer:
A
Chapter: 203
Q3160:
Which of the following is a key advantage of ATM's use of cell multiplexing?
A. High-speed data transfer with low delay
B. High error rate reduction
C. Support for large variable frame sizes
D. Support for only small networks
Correct Answer:
A