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

Will the inline function be compiled as the inline function always? Justify.

1 2025

Define a way other than using the keyword inline to make a function inline?

1 1639

How can a '::' operator be used as unary operator?

1 1490

Can a constructor throw a exception? How to handle the error when the constructor fails?

1 1701

What are the debugging methods you use when came across a problem?

1 1695

What is the difference between new/delete and malloc/free?

1 1612

What happens when a function throws an exception that was not specified by an exception specification for this function?

1 1606

Can you think of a situation where your program would crash without reaching the breakball, which you set at the beginning of main()?

1 1732

Is there any problem with the following: char *a=NULL; char& p = *a;?

1 1597

Is there anything you can do in C++ that you cannot do in C?

1 1834

What is the difference between public, private, and protected access?

1136

What is the difference between a baller and a reference in C++?

1182

Explain one method to process an entire string as one unit?

1672

How would you use qsort() function to sort an array of structures?

1169

What are the advantages of using pointers in a program?

1198

Un-Answered Questions { C++ }

What does new do in c++?

1131

Which programming language's unsatisfactory performance led to the discovery of c++?

1404

Can we inherit constructor in c++?

1149

What methods can be overridden in java?

1348

What's the most powerful programming language?

1102

What is static modifier?

1334

What is the renewal class?

2828

What parameter does the constructor to an ofstream object take?

1112

Can we use this pointer in a class specific, operator-overloading function for new operator?

1152

What is the use of map in c++?

1198

What are keywords in c++?

1171

What is heap sort in c++?

1139

Does c++ support multilevel and multiple inheritances?

1061

What two types of containers does the stl provide?

1051

Describe private, protected and public – the differences and give examples.

1272

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