Data Structure and Algorithms (DSA) MCQs with answers Page - 46

Here, you will find a collection of MCQ questions on Data Structure and Algorithms (DSA). Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. A common example of a queue is people waiting in line at a__________.

  • (A) bus stop
  • (B) movie hall
  • (C) shopping mall
  • (D) none of the above

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Q. What is one of the common examples of a stack?

  • (A) a pile of books
  • (B) bus stop
  • (C) a basket of fruits
  • (D) a carat of eggs

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Q. When a stack is organized as an array, a variable named Top is used to point to the top element of the stack. Initially, the value of Top is set to_______to indicate an empty stack.

  • (A) -1
  • (B) 0
  • (C) 1
  • (D) x

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Q. What happens when the stack is full and there is no space for a new element, and an attempt is made to push a new element?

  • (A) overflow
  • (B) underflow
  • (C) top
  • (D) none of the above

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Q. The total number of elements in a stack at a given point of time can be calculated from the value of______.

  • (A) overflow
  • (B) top
  • (C) queues
  • (D) underflow

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Q. When the push operation is performed on stack the value of TOS will be ______

  • (A) decrement
  • (B) increment
  • (C) one
  • (D) none of these

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Q. A double linked list contains reference to _____

  • (A) previous node
  • (B) next node
  • (C) current node
  • (D) both a & b

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Q. Data Structure that are created by user as per their requirement are known as

  • (A) primitive data structure
  • (B) non-primitive data structure
  • (C) both a & b
  • (D) none of these

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Q. To insert element at start, the previous pointer of newly added node would point to ______

  • (A) null
  • (B) next node
  • (C) new node
  • (D) head node

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Q. In linked list implementation, a node carries information regarding

  • (A) the data
  • (B) the link
  • (C) both a & b
  • (D) none of these

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