List of top Computer Science Questions asked in CUET (PG)

Choose the missing term (?) of the following series.
\( 2, 27, 107, 427, ? \).

What should be the output of the following boolean expression after simplifying it to a minimum number of variables? \[ a'b' + ab + a'b \]

What should be the minimum Hamming distance \( d_{\text{min}} \) to guarantee correction of up to p errors in a given block code?

All the elements that hash to the same slot are placed into the same linked list in:

The Quicksort and randomized Quicksort procedures differ in:

Which of the following statements are TRUE, where $|E|$ represents the number of edges?
(A). In case of a directed graph, the sum of lengths of all the adjacency list is |E|
(B). For an undirected graph, the sum of the lengths of all the adjacency list is 2|E|
(C). For a dense graph, adjacency matrix representation is preferable
(D). The memory requirement of the adjacency matrix of a graph is dependent on the number of edges

Consider the task of finding the shortest path in an unweighted graph by using BFS and DFS. Which of the following statements are true?
(A). BFS always finds the shortest path.
(B). DFS always finds the shortest path.
(C). DFS does not guarantee finding the shortest path.
(D). BFS does not guarantee finding the shortest path.

In ................. the search time is independent of the number of elements $n$.

Arrange the following time complexities in increasing order.
(A). Bubble sort (worst case)
(B). Deleting head node in singly linked list
(C). Binary search
(D). Worst case of merge sort

In case of Binary Search Tree, which of the following procedure's running time is distinct among all?

Arrange the following layers of MS DOS operating system starting from inner most to outer most.
(A). ROM BIOS Device drivers
(B). Resident System Program
(C). MS DOS Device Drivers
(D). Application Program

Match List-I with List-II:
\[\begin{array}{|c|c|}\hline \textbf{List-I} & \textbf{List-II} \\ \hline (A)\ \text{Binary Search} & (I)\ T(n) = T(n/2) + c \\ \hline (B)\ \text{Merge Sort} & (II)\ T(n) = 2T(n/2) + \Theta(n) \\ \hline (C)\ \text{Quick Sort (worst case)} & (III)\ T(n) = T(n-1) + \Theta(n) \\ \hline (D)\ \text{Linear Search} & (IV)\ T(n) = T(n-1) + c \\ \hline \end{array}\] Choose the correct answer from the options given below:

Match List-I with List-II:
\[\begin{array}{|c|c|}\hline \textbf{List-I} & \textbf{List-II} \\ \hline (A)\ \text{BFS} & (IV)\ \text{Queue} \\ \hline (B)\ \text{DFS} & (I)\ \text{Stack} \\ \hline (C)\ \text{Heap Sort} & (III)\ \text{Priority Queue} \\ \hline (D)\ \text{Storage on secondary storage devices} & (II)\ \text{B Trees} \\ \hline \end{array}\] Choose the correct answer from the options given below:

In a binary search tree, the worst case time complexity of inserting and deleting a key is:

Match List-I with List-II:
\[\begin{array}{|c|c|}\hline \textbf{List-I} & \textbf{List-II} \\ \hline (A)\ \text{Seek Time} & (IV)\ \text{Time taken for the disk arm to move the heads to the cylinder containing the desired sector} \\ \hline (B)\ \text{Access Time} & (III)\ \text{Seek Time + Rotational Latency} \\ \hline (C)\ \text{Rotational Latency} & (II)\ \text{Time taken for the disk to rotate the desired sector to the disk head} \\ \hline (D)\ \text{Disk Bandwidth} & (I)\ \text{Total number of bytes transferred, divided by the total time between the first request for service and the completion of the last transfer} \\ \hline \end{array}\] Choose the correct answer from the options given below:

Match List-I with List-II:
\[\begin{array}{|c|c|}\hline \textbf{List-I} & \textbf{List-II} \\ \hline (A)\ \text{FCFS} & (III)\ \text{Often long average waiting time} \\ \hline (B)\ \text{Round Robin} & (I)\ \text{FCFS + preemption} \\ \hline (C)\ \text{Multi-level queue scheduling} & (IV)\ \text{Permanent assignment of processes to one specific queue} \\ \hline (D)\ \text{Multi-level Feedback Queue} & (II)\ \text{Allows the processes to move between queues} \\ \hline \end{array}\] Choose the correct answer from the options given below:

Details of a paging system for memory management are as follows:
Logical address space: 32 KB
Page Size: 4 KB
Physical Memory size: 64 KB
The number of pages in the logical address space and number of page frames in physical memory, respectively, are:

Consider a page reference string as: 7, 0, 1, 2, 0, 3, 0, 4, 2, 3, 0, 3, 2. Assume that there are 3-page frames available. Calculate the total number of page faults for the above reference string if LRU policy is used for page replacement.

The Dining Philosopher problem can be solved by: