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

why the memory allocated with new cant be freed using free()

2 4848

what is new operator in c++

1 4344

what is the use of template classes in c++

1 4065

Difference between vector and array

2 5147

What is expression parser in c++

Mphasis,

2502

why to use operator overloading

3 5719

How to overload postfix operator in c++

Mphasis,

1 4697

How to overload new operator in c++

2 5644

What are the fields of vtable

Mphasis,

1 4548

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

NIC,

15 18205

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

Thomson Reuters,

4 10056

what are the uses of C++

1 4119

Difference between Constructors and static constructors?

IBM, TCS,

3 8550

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

5 7864

Petrol pump mgt. system: To design a program that display an interface for the sale of the Petrol and then make the entries at the backend in the database.

Wipro,

1 4529

Un-Answered Questions { C++ }

what is the difference between overloading & overriding? give example.

1196

What is polymorphism used for?

1069

How can we access protected and private members of a class?

1120

Why can templates only be implemented in the header file?

1109

Consider the following C++ program

755

Do class declarations end with a semicolon?

1083

How can you link a c++ program to c functions?

1105

What is pure virtual function? Or what is abstract class?

1063

What is a volatile variable in c++?

1466

What is the latest c++ standard?

1152

Can bst contain duplicates?

1196

Describe linkages and types of linkages?

998

Without using third variable write a code to swap two numbers.

1079

Which language is not a true object oriented programming language?

1137

How to defines the function in c++?

1139

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