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 purpose of ios::basefield in the following statement?

1272

Is it possible for a member function to delete the pointer, named this?

1180

Write about the use of the virtual destructor?

1020

How a new operator differs from the operator new?

1141

Can we define a constructor as virtual in c++?

1148

Write about a nested class and mention its use?

1113

What would happen on forgetting [], while deallocating an array through new?

1104

How can an improvement in the quality of software be done by try/catch/throw?

1079

What is the sequence of destruction of local objects?

985

What is the main purpose of overloading operators?

1162

What is a c++ class?

1112

How do c++ struct differs from the c++ class?

1209

Discuss the possibilities related to the termination of a program before entering the mainq method?

966

How do you find out if a linked-list has an end? (I.e. The list is not a cycle)

1169

Why are arrays usually processed with for loop?

1250

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Un-Answered Questions { C++ General }

Is it possible to write a c++ template to check for a function's existence?

1041

Can circle be called an ellipse?

1088

How can I improve my c++ skills?

1150

Why do we use classes in programming?

1055

How important is c++?

994

what are Operators and explain with an example?

1178

What is the main purpose of overloading operators?

1162

What are pointers, when declared, intialized to a) NULL b) Newly allocated memory c) Nothing. Its random

1155

What is the difference between multiple and multilevel inheritance in c++?

1145

What do you mean by global variables?

1088

C is to C++ as 1 is to a) What the heck b) 2 c) 10

1060

How many namespaces are there in c++?

1084

What is c++ runtime?

1123

What are maps in c++?

979

How would you use the functions memcpy(), memset(), memmove()?

1105

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