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 is the difference between stack and heap memory?

1 803

What is exception handling in C++?

1 787

What is a custom exception?

1 733

throw Can constructors exceptions?

1 707

What is the purpose of the noexcept keyword?

1 732

What is RAII (Resource Acquisition Is Initialization)?

1 726

What is the purpose of decltype?

1 746

What is std::move?

1 715

What is the difference between std::vector and std::list

1 814

What are friend functions?

1 702

Friend functions can access private and protected members of a class.

1 776

Explain References in C++

3 1407

What Is Operator Overloading in C++?

3 1337

Un-Answered Questions { C++ }

Where and why do I have to put the "template" and "typename" keywords?

1047

What is the type of this pointer in c++?

1069

What are the advantages of using a pointer? Define the operators that can be used with a pointer.

1034

What is a .h file c++?

1045

What is long in c++?

1249

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

1000

What is the limitation of cin while taking input for character array?

2081

Why multiple inheritance is not allowed?

1158

Why can't we have instance(stack) of a class as a member of the same class like eg.Class A{A obj;} as we can have self refential pointer

2153

When does a 'this' pointer get created?

1097

Why we use #include conio h in c++?

1052

What do you understand by zombie objects in c++?

1102

What happens when the extern "c" char func (char*,waste) executes?

1089

Describe protected access specifiers?

1231

What are the various access specifiers in c++?

1034

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