C++ Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

STL (140)
OOPS (873)
C++ General (2409)

C++ Interview Questions

Questions Answers Views Company eMail

what are the characteristics of oops?

NIIT,

7 41963

what is main difference between object oriented object base

Wipro,

2 4849

Write a C++ program to sort digits of all the 4 digit number and display the sorted 4 digit number

TATA, TCS,

1 5941

. If employee B is the boss of A and C is the boss of B and D is the boss of C and E is the boss of D. Then write a program using the Database such that if an employee name is Asked to Display it also display his bosses with his name. For eg. If C is displayed it should also display D and E with C?

3282

Arrange Doubly linked list in the ascending order of its integral value and replace integer 5 with 7?

4120

There is a magic square matrix in such a way that sum of a column or a row are same like 3 5 2 4 3 3 3 2 5 sum of each column and row is 10. you have to check that matrix is magic matrix or not?

TCS,

1 6027

Implement a 2 dimensional array by one dimentional array

CTS,

1 4748

make a middle node of doubly linklist to the top of the list

1 4160

There are 100 students in a class. The management keep information in two tables. Those two tables are given like Roll no Name Age 001 ABC 15 002 XYZ 14 and Roll No Subject Marks 001 Math 75 001 Physics 55 002 Math 68 001 Hindi 69 They want the information like this Roll No Name Hindi Physics Math Total 001 ABC 69 55 75 199 002 XYZ 68 74 84 226 And Roll No Suject Highest 001 Math 98 007 Physics 84 021 Hindi 74 All 275 All information is kept in structure in main memory. You have to find last two tables.

3012

There is a array of 99 cells and we have to enter 1-100 elements in it , no two elements would repeat , so the is one no. missing because 99 cells and 1-100 nos. so we had to implement a function to find that missing no.

Nagarro,

2 11323

A mXn matrix is given and rows and column are sorted as shown below.Write a function that search a desired entered no in the matrix .with minimum complexity 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

3675

class type to basic type conversion

2412

How to detect memory leaks in c++

Mphasis,

1 5375

What is ambiguity in c++

Accenture, Mphasis,

4 22072

why to use template classes in c++?

1 3610

Un-Answered Questions { C++ }

How to allocate memory dynamically for a reference?

1048

Why cout is used in c++?

1026

please visit this site you'll find my question this is my homework please answer it if you can http://easyscience.org/ib/lofiversion/index.php/t36168.html

2270

What are containers in c++?

992

Am studying basic c++ programming, have been given the following assignment. Design a linear program to calculate the maximum stress a material can withstand given a force and a diameter of a circle. To find the required area pi should be defined. Have most of the program sorted out but am at a loss as to how to show the calculations required. Can anyone help?

2192

What is overriding in oops?

1108

Write a Program for find and replace a character in a string.

1081

What is stream in oop?

1302

What is overloading and its types?

1173

Why is "using namespace std;" considered bad practice?

1101

What is a wchar_t in c++?

1142

Is java made in c++?

1067

How do I tokenize a string in c++?

1100

Explain function overloading

1017

What does enum stand for?

1123

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