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

C++ General Interview Questions

Questions Answers Views Company eMail

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

4119

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 6020

Implement a 2 dimensional array by one dimentional array

CTS,

1 4747

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

1 4153

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.

3006

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 11308

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

3673

How to detect memory leaks in c++

Mphasis,

1 5367

What is expression parser in c++

Mphasis,

2495

i want the NIC programmer-B model papaer pattren, iwant the all model papers?

NIC,

15 18166

char *ch = "abcde"; char c[4]; how to copy 'ch' to 'c'?

Thomson Reuters,

4 10036

Difference between Constructors and static constructors?

IBM, TCS,

3 8535

what is the emaning of '#include" "'?

5 7848

what is scupper?

2392

What are the popular tools used to detect memory leaks in c++

TATA,

4 7560

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Un-Answered Questions { C++ General }

What are maps in c++?

962

What is the two main roles of operating system?

1038

What is the use of 'using' declaration in c++?

1134

Explain function overloading

1011

What are the benefits of oop in c++?

1224

Are strings mutable in c++?

1134

What are keywords in c++?

1096

What do you know about near, far and huge pointer?

1138

Differentiate between an external iterator and an internal iterator? What is the advantage of an external iterator.

1037

Which compiler does turbo c++ use?

1072

Can a list of string be stored within a two dimensional array?

997

What is string in c++ programming?

1181

What is the header file for setw?

1125

I want to write a C++ language program that: 1. Reads in the size of a square from the screen; 2. Prints a hollow square of that size out of “-“, “|” and blanks on screen; 3. Prints the same hollow square onto a text file. The program should work for squares of all side sizes between 1 and 20.

2797

Am pass the 10000 records to target in target I will take commit interval 15000 when I was stop the work flow what will happened

1559

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