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

when can we use virtual destructor?

HCL, HP, Virage Logic,

7 28314

What is the difference between Class and Structure?

HP, IBM, Samsung, TCS,

40 231359

What is size of null class?

HP,

6 18113

Is structure can be inherited?

HP, ST Micro,

5 17831

How the V-Table mechanism works?

HP,

6 23591

What is the STL?

Epson, HP,

2 9596

what is a template?

Amazon, BITS, IBS, Wipro,

2 10464

what is an algorithm in terms of STL?

Lucent, Wipro,

1 8804

What is the difference between public, private, protected inheritance?

Wipro,

12 63919

What is Virtual Inheritance?

Amazon, Wipro,

7 18890

What is the difference between operator new and the new operator?

Amazon, TCS, Wipro,

3 14565

What happens if an exception is throws from an, object's constructor and object's destructor?

Wipro,

4 18676

What is the difference between Pointer and a Reference? When you would use them?

Wipro,

4 15230

What are the differences between a struct in C and in C++?

Amazon, Wipro,

8 18940

What are the differences between a struct and a class in C++?

Amazon, Wipro,

7 14367

Un-Answered Questions { C++ }

What are the 2 main types of data structures?

1125

What is the full form of stl in c++?

1196

What is c++ manipulator?

989

What is an adjust field format flag?

1119

Will I be able to get a picture in D drive to the c++ program? If so, help me out?

2197

What is function overloading in C++?

1427

What is the use of setfill in c++?

1078

What is new keyword in oops?

1045

Can we provide one default constructor for our class?

689

Can we delete this pointer in c++?

1222

Why do we need templates?

992

What is the extension of c++?

987

How do you print a string on the printer?

1040

What are the various operations performed on stack?

1101

What are the advantages and disadvantages of B-star trees over Binary trees?

1057

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