Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q1351: Fill in the blank: In Statistical TDM, if a device has no data to send, its time slot _______.
- A: Remains unused
- B: Is dynamically assigned to another device
- C: Is lost
- D: Causes transmission delay
View Answer
B
Q1352: Which of the following best describes Statistical TDM?
- A: Time slots are pre-assigned to each user
- B: Bandwidth is divided into fixed slots
- C: Time slots are assigned as needed
- D: Multiple users transmit at the same time without scheduling
View Answer
C
Q1353: What happens when more users request transmission in Statistical TDM than available slots?
- A: Data is lost
- B: Network performance improves
- C: Some users must wait for the next cycle
- D: Additional bandwidth is allocated
View Answer
C
Q1354: Fill in the blank: Statistical TDM uses a _______ to manage dynamic time slot allocation.
- A: Multiplexer
- B: Router
- C: Switch
- D: Firewall
View Answer
A
Q1355: Which of the following network types commonly use Statistical TDM?
- A: Fiber-optic networks
- B: Wireless LAN
- C: Circuit-switched networks
- D: Packet-switched networks
View Answer
D
Q1356: What is the key difference between Statistical TDM and Synchronous TDM?
- A: Statistical TDM assigns fixed time slots
- B: Synchronous TDM is more efficient
- C: Statistical TDM dynamically assigns time slots
- D: Statistical TDM wastes bandwidth
View Answer
C
Q1357: Which device is responsible for reassigning time slots in Statistical TDM?
- A: Demultiplexer
- B: Multiplexer
- C: Modem
- D: Hub
View Answer
B
Q1358: Fill in the blank: Statistical TDM requires additional _______ to manage dynamic slot allocation.
- A: Storage
- B: Processing power
- C: Bandwidth
- D: Cables
View Answer
B
Q1359: What is a potential disadvantage of Statistical TDM?
- A: Fixed bandwidth allocation
- B: High synchronization requirements
- C: Packet delay due to dynamic allocation
- D: Inefficient use of network resources
View Answer
C
Q1360: Which of the following is an application of Statistical TDM?
- A: Telephone networks
- B: Digital TV broadcasting
- C: Mobile data networks
- D: AM Radio
View Answer
C