Question : 1 Which data structure organizes data in a sequential manner?

• A

  Queue

• B

  Stack

• C

  Array

• D

  Tree

Question : 2 Which data structure allows elements to be accessed randomly using an index?

• A

  Queue

• B

  Stack

• C

  Array

• D

  Linked List

Question : 3 Which data structure is based on the concept of First In First Out (FIFO)?

• A

  Stack

• B

  Array

• C

  Queue

• D

  Tree

Question : 4 Which data structure stores elements in a non-contiguous memory location?

• A

  Array

• B

  Stack

• C

  Linked List

• D

  Queue

Question : 5 Which data structure allows elements to be inserted or removed only from one end?

• A

  Queue

• B

  Stack

• C

  Array

• D

  Linked List

Question : 6 Which data structure represents a collection of elements with each element containing a reference to its adjacent element?

• A

  Queue

• B

  Stack

• C

  Linked List

• D

  Tree

Question : 7 Which data structure is a hierarchical collection of elements in which each element can have a parent and multiple children?

• A

  Stack

• B

  Queue

• C

  Tree

• D

  Linked List

Question : 8 Which data structure is used to efficiently search, insert, and delete elements, and is based on a binary tree structure?

• A

  Queue

• B

  Binary Search Tree

• C

  Stack

• D

  Linked List

Question : 9 Which data structure is a collection of elements in which each element has a unique identifier?

• A

  Array

• B

  Set

• C

  Queue

• D

  Stack

Question : 10 Which data structure is a variant of a queue with two primary operations, enqueue and dequeue, but with a limited size?

• A

  Queue

• B

  Priority Queue

• C

  Circular Queue

• D

  Stack

Question : 11 Which data structure is used for quickly finding a range of elements within a collection?

• A

  Array

• B

  Hash Table

• C

  Binary Search Tree

• D

  Segment Tree

Question : 12 Which data structure efficiently maintains a set of elements with operations like union, find, and make set?

• A

  Heap

• B

  Disjoint Set

• C

  Hash Table

• D

  Graph

Question : 13 Which data structure is used for representing graphs?

• A

  Tree

• B

  Stack

• C

  Linked List

• D

  Graph

Question : 14 Which data structure is a special type of graph where each node is connected to every other node?

• A

  Binary Tree

• B

  Tree

• C

  Graph

• D

  Complete Graph

Question : 15 Which data structure is used for mapping keys to values?

• A

  Array

• B

  Queue

• C

  Hash Table

• D

  Linked List