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Frequently Asked DATA STRUCTURE interview questions and answers for freshers

(#M40019009) DATA STRUCTURE QUESTION DATA STRUCTURE QUESTIONS Keep an EYE

Convert the following infix expression to post fix
notation  ((a+2)*(b+4)) -1  (Similar types can be asked)

Asked In DATA STRUCTURE (6 years ago)

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(#M40108950) DATA STRUCTURE QUESTION Keep an EYE

Number of possible ordered trees with 3 nodes A, B, C is

Option 1 : 16
Option 2 : 12
Option 3 : 13
Option 4 : 14

Asked In DATA STRUCTURE neha roy (4 years ago)

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(#M40151277) DATA STRUCTURE QUESTION Data structure Keep an EYE

A level order traversal in a binary tree requires which data structure?
a)stack b)Deque
c)Linked List d)DoublLinked list

Asked In DATA STRUCTURE kranthi kanchanapally (4 years ago)

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(#M40019008) DATA STRUCTURE QUESTION DATA STRUCTURE QUESTIONS Keep an EYE

Evaluate the following prefix expression  " ++ 26 + -
1324" (Similar types can be asked)

Asked In DATA STRUCTURE (6 years ago)

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(#M40038630) DATA STRUCTURE QUESTION AMCAT Keep an EYE

The best average behaviour is shown by
(A) Quick Sort (B) Merge Sort
(C) Insertion Sort (D) Heap Sort

Asked In DATA STRUCTURE MUKESH YADAV (5 years ago)

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(#M40155910) DATA STRUCTURE QUESTION Which of the following data structure is best for level by level order traversal in Binary tree? Keep an EYE

Which of the following data structure is best used for level by level order traversal in Binary tree?
[1] Queue
[2] Stack
[3] Array
[4] None of the above

Asked In DATA STRUCTURE Rishikesh Agrawani (3 years ago)

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(#M40164447) DATA STRUCTURE QUESTION Amcat Keep an EYE

Vrinda writes an efficient program to sum two square diagonal matrices
(matrices with elements only on diagonal). The size of each matrix is nXn. What is the
time complexity of Vrinda's algorithm?

Asked In DATA STRUCTURE sashreek (2 years ago)

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(#M40157042) DATA STRUCTURE QUESTION True/False Keep an EYE

A linked list is of a length specified in its declaration. True or False ?

Asked In DATA STRUCTURE Mayank Sahai (3 years ago)

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(#M40156442) DATA STRUCTURE QUESTION binary tree Keep an EYE

Consider a Binary tree having two pointer for its each children. These pointer are set to NULL if the corresponding child is empty . How many NULL pointer does a Binary Tree with N nodes have ? options are N,n+1,n-1,depend on the shape of the tree

Asked In DATA STRUCTURE ANURAG SINGH (3 years ago)

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(#M40166298) DATA STRUCTURE QUESTION Series Expansion Keep an EYE

logic to expand series upto n

1, 1, 2, 10, 65, 442

Asked In DATA STRUCTURE lokendra ved (4 Months ago)

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