Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Chapter: 203
Q3161:
What is the role of ATM in large-scale networks?
A. To provide a fast, reliable, and efficient data transfer protocol
B. To handle wireless data transfers
C. To act as a backup protocol for SONET
D. To provide video conferencing solutions
Correct Answer:
A
Chapter: 203
Q3162:
Fill in the blank: ATM is primarily used in _______ to provide high-speed data transfer and low delay.
A. Large-scale networks
B. Home networks
C. Private networks
D. Wireless networks
Correct Answer:
A
Chapter: 203
Q3163:
What is one of the major issues with existing systems that ATM aims to solve?
A. Handling mixed network traffic efficiently
B. Reducing frame sizes
C. Improving packet loss rate
D. Enhancing security
Correct Answer:
A
Chapter: 203
Q3164:
Fill in the blank: ATM multiplexing allows data from multiple sources to be combined into a single _______.
A. Cell
B. Frame
C. Packet
D. Segment
Correct Answer:
A
Chapter: 203
Q3165:
Which of the following is a characteristic of ATM’s multiplexing using cells?
A. Fixed-size cells for efficient transmission
B. Variable-size cells to handle diverse data types
C. High overhead due to large data frames
D. Relies on packet-switched networks
Correct Answer:
A
Chapter: 203
Q3166:
Which of the following protocols is used alongside ATM for high-speed network interconnection?
A. SONET
B. IPv6
C. SMTP
D. POP3
Correct Answer:
A
Chapter: 203
Q3167:
Fill in the blank: The ATM network uses a _______ multiplexing technique that allows multiple data streams to share a common transmission medium.
A. Cell-based
B. Frame-based
C. Packet-based
D. Signal-based
Correct Answer:
A
Chapter: 203
Q3168:
Which of the following technologies is designed to improve high-speed interconnection when combined with ATM?
A. SONET
B. Wi-Fi
C. IPv6
D. DSL
Correct Answer:
A
Chapter: 203
Q3169:
Which of the following protocols is designed for wide-area networks and uses fixed-size cells for data transmission?
A. ATM
B. SONET
C. Wi-Fi
D. Ethernet
Correct Answer:
A
Chapter: 203
Q3170:
Fill in the blank: ATM is particularly useful for wide-area networks that require efficient _______.
A. High-speed data transmission
B. Low-cost data transfer
C. Wireless connectivity
D. Internet browsing
Correct Answer:
A
Chapter: 204
Q3171:
What type of network is ATM?
A. Cell-switched network
B. Packet-switched network
C. Circuit-switched network
D. Frame-switched network
Correct Answer:
A
Chapter: 204
Q3172:
In an ATM network, what is the user access device called?
A. Endpoint
B. Router
C. Hub
D. Switch
Correct Answer:
A
Chapter: 204
Q3173:
Which interface connects user access devices to switches in an ATM network?
A. User-to-network interface
B. Network-to-network interface
C. Terminal-to-switch interface
D. Access terminal interface
Correct Answer:
A
Chapter: 204
Q3174:
What does the abbreviation UNI stand for in ATM networks?
A. User-to-network interface
B. Universal network interface
C. User network interface
D. Unified network interface
Correct Answer:
A
Chapter: 204
Q3175:
Which of the following connects the switches in an ATM network?
A. User-to-network interface
B. Network-to-network interface
C. Access terminal interface
D. Endpoint interface
Correct Answer:
B
Chapter: 204
Q3176:
Fill in the blank: In an ATM network, user access devices are connected to the switches via the _______.
A. User-to-network interface
B. Network-to-network interface
C. Control interface
D. Transmission interface
Correct Answer:
A
Chapter: 204
Q3177:
What does NNI stand for in ATM networks?
A. Network-to-network interface
B. Network node interface
C. User-to-network interface
D. Non-network interface
Correct Answer:
A
Chapter: 204
Q3178:
Fill in the blank: Switches in an ATM network are connected through the _______.
A. Network-to-network interface
B. User-to-network interface
C. Device-to-device interface
D. Channel interface
Correct Answer:
A
Chapter: 204
Q3179:
Which of the following is true about the architecture of an ATM network?
A. It uses UNI and NNI for communication
B. Only one type of interface is used
C. ATM network uses packets for transmission
D. There is no switch in an ATM network
Correct Answer:
A
Chapter: 204
Q3180:
Which of the following is NOT a part of the ATM network architecture?
A. Access Point
B. UNI
C. NNI
D. Switch
Correct Answer:
A