Q1: 1. Which error control method involves the receiver sending acknowledgment messages to the sender for successfully received packets?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q2: 2. Which error control method retransmits all unacknowledged packets upon detecting an error?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q3: 3. Which error control method allows the receiver to selectively request retransmission of specific packets?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q4: 4. Which error control method uses a single bit acknowledgment to confirm successful packet reception?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q5: 5. Which error control method maintains a buffer at the receiver to store out-of-order packets until missing packets are received?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q6: 6. Which error control method allows the sender to continue sending new packets without waiting for acknowledgment of each individual packet?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q7: 7. Which error control method has a higher efficiency in utilizing network bandwidth by allowing for multiple outstanding packets?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q8: 8. Which error control method is more susceptible to cumulative acknowledgments causing retransmission of unnecessary packets?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q9: 9. Which error control method is most suitable for networks with low error rates and minimal packet loss?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q10: 10. Which error control method is more complex to implement but offers better efficiency in utilizing network resources?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q11: 11. Which error control method requires maintaining separate sender and receiver windows for tracking acknowledgment and transmission statuses?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q12: 12. Which error control method is more tolerant of network delays and out-of-order packet arrivals due to its buffering capabilities?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q13: 13. Which error control method is better suited for networks with high error rates and frequent packet losses?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q14: 14. Which error control method is more efficient in terms of bandwidth utilization for scenarios where acknowledgments can be delayed or lost?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q15: 15. Which error control method is suitable for scenarios where the sender can process acknowledgments quickly and adjust the transmission rate accordingly?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q16: 16. Which error control method is more efficient when dealing with large packet losses by retransmitting only the missing packets?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q17: 17. Which error control method is less prone to causing unnecessary retransmissions when acknowledgments are delayed or lost?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q18: 18. Which error control method provides a simpler approach to error recovery but may lead to inefficiencies in utilizing available network bandwidth?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q19: 19. Which error control method ensures in-order delivery of packets at the receiver end without the need for retransmitting all packets in case of an error?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q20: 20. Which error control method is more suitable for networks with high bandwidth and low latency requirements?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q21: 21. Which error control method can lead to a higher level of efficiency in utilizing available network resources due to its sliding window approach?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q22: 22. Which error control method is more resilient to packet losses and retransmissions in networks with high levels of congestion?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q23: 23. Which error control method is suitable for networks where acknowledgments may arrive out of order and need to be processed efficiently?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q24: 24. Which error control method is less efficient in utilizing network bandwidth but provides a simpler and more reliable approach to error recovery?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window

Q25: 25. Which error control method exhibits better resilience to network errors and packet losses by retransmitting only the necessary packets?

• A) Stop-and-Wait
• B) Go-Back-N
• C) Selective Repeat
• D) Sliding Window