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

Explain how to initialize a const member data.

1032

When do we use copy constructors?

1079

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[ ].

1054

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

1065

When does a 'this' pointer get created?

1088

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

1106

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

1128

What are the advantages of using friend classes?

1144

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

1015

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

1052

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

1037

What is type of 'this' pointer?

1058

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

1083

Differentiate between an external iterator and an internal iterator?

994

Un-Answered Questions { C++ }

What does obj stand for?

1158

To modify an, existing worksheet. What steps are involved for: 1. Inserting and deleting rows and columns. 2. Printing cell formulas 3Jld displayed values 3. Using the page setup command

2229

What Is A Default Constructor in C++ ?

1059

Explain the difference between method overriding and method overloading in C++?

1045

write a program that withdrawals,deposits,balance check,shows mini statement. (using functions,pointers and arrays)

2375

What is the best way to declare and define global variables?

1315

Which language is pure oop?

990

What is buffering in c++?

1059

Why iomanip is used in c++?

1125

what is the use of void main() in C++ language?

1121

Which is the best c++ software?

1096

What is the use of vtable?

1146

What are the 3 pillars of oop?

1186

Is the declaration of a class its interface or its implementation?

1167

What is istream c++?

1185

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