C++ General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C++ General Interview Questions

Questions Answers Views Company eMail

Write some differences between an external iterator and an internal iterator? Describe the advantage of an external iterator.

1071

When does a 'this' pointer get created?

1097

What is the real purpose of class – to export data?

1113

What are the various situations where a copy constructor is invoked?

1132

What are the advantages of using friend classes?

1152

Write some differences between an external iterator and an internal iterator?

1026

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

1062

Differentiate between an external iterator and an internal iterator? What is the advantage of an external iterator.

1044

What is type of 'this' pointer?

1065

What happens when you make call 'delete this;'?

1102

Differentiate between an external iterator and an internal iterator?

998

List the special characteristics of constructor.

1180

What do you mean by a template?

1068

What are the advantages of using a pointer? Define the operators that can be used with a pointer.

1034

Write a program using display() function which takes two arguments.

1079

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Un-Answered Questions { C++ General }

When to use “const” reference arguments in a function?

1075

What is operators in c++?

1011

What are the advantages of using a pointer?

1082

Write a program which employs Recursion

1239

What is size_type?

1055

Explain the static member function.

1188

In which header file does one find isalpha() a) conio.h b) stdio.h c) ctype.h

1211

What is scope resolution operator in c++ with example?

1037

When should you use global variables?

1215

what are the decision making statements in C++? Explain if statement with an example?

1098

Is ca high or low level language?

1084

What is vector pair in c++?

1229

Is it possible for the objects to read and write themselves?

1116

What is pointer to member?

1099

What header file is needed for exit(); a) stdlib.h b) conio.h c) dos.h

1056

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