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Frequently Asked DATA STRUCTURE interview questions and answers for freshers

(#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 (2 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 (5 years ago)

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(#M40164448) DATA STRUCTURE QUESTION Data Structures Keep an EYE

Consider the following code:
function modify(w,u)
{
w = w + 2
u = u - 3
return (w - u)
}
function calculate( )
{
integer a = 10, b = 20, c
c = modify(a, b);
print a
print space
print b
}
Assume that a was passed by value and b was passed by reference. What will be the
output of the program on executing function calculate( ) ?

Op 1: 12 17
Op 2: 10 17
Op 3: 12 20
Op 4: 10 20

Asked In DATA STRUCTURE sashreek (5 years ago)

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(#M40167104) DATA STRUCTURE QUESTION Which data structure is better for storing the sorted data? Keep an EYE

Which of the following data structure is better for storing the sorted data on which often insert and deletion operations are performed?

A. Linked list
B. Queue
C. Array
D. Doubly linked-list

Asked In DATA STRUCTURE Jax (9 Months 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 (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 (7 years ago)

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(#M40019037) DATA STRUCTURE QUESTION DATA STRUCTURE QUESTIONS Keep an EYE

Parenthesis are never needed in prefix or postfix
expressions. Why?

Asked In DATA STRUCTURE (9 years ago)

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(#M40019022) DATA STRUCTURE QUESTION DATA STRUCTURE QUESTIONS Keep an EYE

How many different binary trees and binary search trees
can be made from three nodes that contain the key values
1, 2 & 3?

Asked In DATA STRUCTURE (9 years ago)

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(#M40165096) DATA STRUCTURE QUESTION DS Keep an EYE

Given Integer x = 40, y = 35, z = 20, w = 10
Comment on the output of the following two statements
print x * y / z - w print x * y / (z - w)

Asked In DATA STRUCTURE Jainu Parveen S (4 years ago)

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(#M40152056) DATA STRUCTURE QUESTION array Keep an EYE

Q.Two dimensional array elements are stored
a. System dependent
b. In Row major dependent
c. Compiler dependent
d. In column major dependent

Asked In DATA STRUCTURE Supriya_kamkar (7 years ago)

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