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

the maximum length of a character constant can be a) 2 b) 1 c) 8

1098

the first character in the variable name must be an a) special symbol b) number c) alphabet

1097

an integer constant must have atleast one a) character b) digit c) decimal point

1031

What does it mean to declare a member variable as static?

1059

What does it mean to declare a member function as virtual?

1077

What is a Default constructor?

1 1595

What is an iterator?

1195

What does it mean to declare a member function as static?

1063

What are the differences between new and malloc?

1132

What does it mean to declare a destructor as static?

1085

What is the use of ::(scope resolution operator)?

1076

what is VOID?

1066

what does the following statement mean? int (*a)[4]

1078

write a function signature with various number of parameters.

1047

Can recursive program be written in C++?

1232

Un-Answered Questions { C++ }

What is the use of typedef?

1102

What is a constant? Explain with an example.

1017

What is polymorphism what is it for and how is it used?

1022

What does the nocreate and noreplace flag ensure when they are used for opening a file?

1119

What is the difference between the functions rand(), random(), srand() and randomize()?

1292

Why do we need runtime polymorphism in c++?

1026

What is function overloading c++?

1077

What is the type of 'this' pointer? When does it get created?

953

Define friend function.

1049

Why do we use double in c++?

1073

Explain the concepts involved in Object Oriented programming.

1242

What is fixed in c++?

1040

What causes polymorphism?

1135

Explain what happens when an exception is thrown in C++.

954

What are the sizes and ranges of the basic c++ data types?

1046

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