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

Templates mean

2027

what about you? wahat is your object? introduce your self?

Ajmal Perfumes, TCS,

1 3801

write a program that takes input in digits and display the result in words from 1 to 1000

Wipro,

2370

What do you mean by abstraction. Explain your answer?

5 12874

Finding of the 4 larger (bigger) numbers from the list like{1245,4587,2145,1163,29987,65783.....}

Wipro,

1 3967

What is compilation?

Datamatics, TCS,

1 5133

Write a C/C++ program that connects to a MySQL server and checks if the InnoDB plug-in is installed on it. If so, your program should print the total number of disk writes by MySQL.

Webyog,

4 11265

Please send ford technologies placement paper 2 my mail id

2057

write a c++ program that gives output 4 3 4 2 3 4 1 2 3 4 using looping statement

4 13898

how to swap the variables without using temp and operators

1 3270

There are two base class B1,B2 and there is one class D which is derived from both classes, Explain the flow of calling constructors and destructors when an object of derived class is instantiated.

1924

string is a class or data type in java?

3 5130

#include using namespace std; int main() { int a = 2; int c[5][5]; for (int x=0;x<5;x++) { for (int y=0;y<5;y++) { c[x][y] = x*y; } } cout << c[a][c[1][4]]; }

TCS, Wipro,

2 6839

#include using namespace std; struct wow { int x; }; int main() { wow a; a.x = 22; int c = a.x; int *b = new int; cout << c; return 0; } option: No output 0 22 -(11) Will not compile

CTS, Wipro,

1 5279

WRITE A SIMPLE C++ PROGRAM TO SWAP TWO NOS WITHOUT USING TEMP

2 5249

Un-Answered Questions { C++ }

Is java a c++?

976

What is a friend function in c++?

1477

What is encapsulation in C++? Give an example.

1026

What is const pointer and const reference?

1083

What is basic concept of oop?

1105

What would happen on forgetting [], while deallocating an array through new?

1029

What is the advantage of oop over procedural language?

1007

How the virtual functions maintain the call up?

1086

What's the most powerful programming language?

990

Is it possible for the objects to read and write themselves?

1054

What is the function to call to turn an ascii string into a long?

1001

What is constructor in C++?

1015

How much is c++ certification?

994

How to stop class inheritance in C++ with condition that object creation should be allowed

676

Differentiate between late binding and early binding. What are the advantages of early binding?

974

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