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 is the need of a destructor?

1136

Show the application of a dynamic array with the help of an example.

1134

Explain dangling pointer.

1123

How does code-bloating occur in c++?

1197

Define upcasting.

1035

Are there any special rules about inlining?

1081

What is the use of default constructor?

1092

Define virtual constructor.

1094

Explain container class.

1235

What are the advantages of early binding?

1068

Explain one-definition rule (odr).

1119

Explain how to initialize a const member data.

1033

When do we use copy constructors?

1080

Explain the benefits of proper inheritance.

1148

Write a program using merge () function to combine the elements of array x[ ] and y[ ] into array z[ ].

1057

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Un-Answered Questions { C++ General }

Differentiate between a constructor and a destructor in c++.

1015

What do you mean by function and operator overloading in c++?

1048

What is a character in c++?

1040

Give example of a pure virtual function in c++?

1168

Is empty stack c++?

990

Is arr and &arr are same expression for an array?

1053

What is std :: endl?

1028

What are separators in c++?

1087

Why use of template is better than a base class?

1178

What is a container class? What are the types of container classes in c++?

1255

What is the use of class in c++?

1078

What is long in c++?

1246

What is abstraction with real time example?

1147

Explain linear search.

1057

What is the keyword auto for?

1033

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