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

why the memory allocated with new cant be freed using free()

2 4832

what is new operator in c++

1 4331

what is the use of template classes in c++

1 4057

Difference between vector and array

2 5115

What is expression parser in c++

Mphasis,

2493

why to use operator overloading

3 5697

How to overload postfix operator in c++

Mphasis,

1 4675

How to overload new operator in c++

2 5638

What are the fields of vtable

Mphasis,

1 4538

i want the NIC programmer-B model papaer pattren, iwant the all model papers?

NIC,

15 18143

char *ch = "abcde"; char c[4]; how to copy 'ch' to 'c'?

Thomson Reuters,

4 10016

what are the uses of C++

1 4103

Difference between Constructors and static constructors?

IBM, TCS,

3 8526

what is the emaning of '#include" "'?

5 7835

Petrol pump mgt. system: To design a program that display an interface for the sale of the Petrol and then make the entries at the backend in the database.

Wipro,

1 4517

Un-Answered Questions { C++ }

Explain operator overloading.

1055

Differentiate between structure and class in c++.

1080

Why multiple inheritance is not allowed?

1148

What is else syntax in c++?

1194

What is an undefined reference/unresolved external symbol error and how do I fix it?

1115

Can circle be called an ellipse?

1075

Is arr and &arr are same expression for an array?

1051

Can you please explain the difference between using macro and inline functions?

1040

What are the advantages of prototyping?

1058

Does c++ cost money?

989

What is difference between oop and pop?

1158

What is size of string in c++?

982

How stl is different from the c++ standard library?

1220

Specify different types of decision control statements?

848

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

1056

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