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

How does free know the size of memory to be deleted

812

What's the value of the expression 5["abxdef"]?

1504

How to delete array of objects in C++? Proof by C++ code for proper deletion

805

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

688

What is Advantage and Use of THIS pointer in C++ – Scenarios?

711

C++ Public access specifier instead of Private – What is bad ?

831

Is there a difference between class and struct?

961

How many times will this loop execute? Explain your answer.

834

How can a C function be called in a C++ program?

700

C++ supports multiple inheritance. What is the “diamond problem” that can occur with multiple inheritance? Give an example.

796

What is a built-in function?

1 1278

What is the difference between global int and static int declaration?

974

Difference between const char* p and char const* p?

1 1554

Specify different types of decision control statements?

812

Reverse the Linked List. Input: 1->2->3->4->5->NULL Output: 5->4->3->2->1->NULL

759

Un-Answered Questions { C++ }

What is the use of volatile variable?

1034

Can a Structure contain a Pointer to itself?

1079

What is abstraction in oop with example?

1068

Discuss the role of C++ shorthands.

921

How are Structure passing and returning implemented by the compiler?

1070

What does the linker do?

992

What is destructor give example?

1019

Which software is best for c++ programming?

1002

What does std mean in c++?

1052

Briefly explain various access specifiers in C++.

947

Is abstract thinking intelligence?

992

What is doubly linked list in c++?

1033

Why the usage of pointers in C++ is not recommended ?

1360

What is the use of cmath in c++?

1016

What is a .h file c++?

998

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