21. What type of queue implementation is typically used in round-robin scheduling? A. Circular Queue B. Priority Queue C. Deque D. Simple Queue Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
22. Which of the following is a characteristic feature of a priority queue? A. Elements are processed based on priority B. Elements are processed in FIFO order C. Elements are processed in LIFO order D. Elements are processed in sorted order Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
23. What is the key difference between a regular queue and a priority queue? A. Priority queues have ordered elements B. Regular queues have unordered elements C. Priority queues use LIFO order D. Regular queues use priority-based processing Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
24. In a fixed-size queue implemented using an array, how do you manage the wrap-around situation? A. By using a circular array B. By increasing the array size C. By resetting the array index D. By using a dynamic array Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
25. What is the main advantage of using a queue over a stack in certain applications? A. Queues support FIFO ordering B. Queues support LIFO ordering C. Queues use less memory D. Queues have faster access times Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
26. Which of the following queue implementations would be ideal for handling real-time data streams? A. Circular Queue B. Priority Queue C. Deque D. Simple Queue Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
27. How does a priority queue differ from a queue when handling tasks? A. It processes tasks based on priority B. It processes tasks based on arrival time C. It processes tasks in reverse order D. It processes tasks in random order Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
28. What will happen if you attempt to enqueue an element in a queue that is full (in a fixed-size queue)? A. The element is added to the queue B. The queue automatically resizes C. An overflow error occurs D. The element is ignored Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
29. In a queue, what operation is used to view the element at the front without removing it? A. Peek B. Dequeue C. Enqueue D. Insert Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
30. How do you determine if a queue implemented using a circular array is empty? A. Check if the front and rear pointers are equal B. Check if the front pointer is null C. Check if the rear pointer is null D. Check if the queue size is zero Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
