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

C++ General Interview Questions

Questions Answers Views Company eMail

What are the static members and static member functions?

1 1358

What is the difference between shallow copy and deep copy?

1 1345

How do you allocate and deallocate memory in C++?

1 1514

Which operator can not be overloaded in C++?

1 1241

Q1 On the screen how do you write the following words? she sells seashells by the seashore (a) all in one line (b) in three lines Q2 Write a program that asks interactively the user’s name and age and responds with Hello name, next year you will be next_age. where next_age is age + 1 Q3 For the different values of n, what is the output? printf(“%x %c %o %d”,n,n,n,n); (a) n = 67 (b) n = 20 (c) n = 128 (d) n = 255 (e) n = 100 Q4 What will be the output of the following program? int main() { char a,b,c; scanf(“%c %c %c”,&a,&b,&c); printf(“a=%c b=%c c=%c”,a,b,c); return 0; } [Note: The user input is:ABC DEF GHI]

1 2051

Write a C++ Program to Multiply two Numbers

1 1231

Write a C++ Program to Generate Random Numbers between 0 and 100

1 1448

int age=35; if(age>80) {Console.WriteLine("Boy you are old");} else {Console.WrieLine("That is a good age");}

1261

What is the difference between a shallow copy and a deep copy?

3 1020

Explain virtual functions in C++.

3 957

Explain the concept of inheritance in C++.

3 976

What are access specifiers in C++?

3 1003

What is the use of the this pointer?

3 1008

Explain RAII (Resource Acquisition Is Initialization).

3 1079

What is the difference between inline functions and macros?

5 1397

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Un-Answered Questions { C++ General }

Tell me can a pure virtual function have an implementation?

1032

Is there structure in c++?

1030

What is c++ in english?

1072

Write my own zero-argument manipulator that should work same as hex?

1053

What is the need of a destructor?

1145

Is c# written in c++?

986

What is double in c++?

1071

What is the protected keyword used for?

1113

What is static in c++?

1062

What is purpose of new operator?

1071

What is a memory leak c++?

1140

What is size_type?

1055

What is purpose of abstract class?

1074

What is a singleton c++?

1008

Which function should be used to free the memory allocated by calloc()?

1025

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