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

Check for Balanced Parentheses using Stack?

1 1245

What is an Object/Instance?

1 1245

What do you mean by C++ access specifiers ?

1 1271

What are the basics concepts of OOPS?

1 1238

What is the use of volatile keyword in c++? Give an example.

1 1188

In how many ways we can initialize an int variable in C++?

1 1507

What are C++ inline functions?

1 1274

What do you mean by internal linking and external linking in c++?

1 1438

How many storage classes are available in C++?

1 1358

What is 'Copy Constructor' and when it is called?

1 1277

What is realloc() and free()? What is difference between them?

1 1289

What is difference between shallow copy and deep copy? Which is default?

1 1336

What are virtual functions and what is its use?

1 1408

What do you mean by pure virtual functions in C++? Give an example?

1 1492

How to create a pure virtual function?

1 1629

Un-Answered Questions { C++ }

What is overriding vs overloading?

1058

Do vectors start at 0 c++?

1026

What are the differences between java and c++?

1074

Define upcasting.

1034

How to implement is-a and has-a class relationships?

1022

What is class definition in c++ ?

1083

What is enum class in c++?

1245

What is the difference between the functions rand(), random(), srand() and randomize()?

1283

What is this pointer in oop?

1064

What is const pointer and const reference?

1158

How can you quickly find the number of elements stored in a dynamic array?

1052

What is the c++ code?

1147

How a modifier is similar to mutator?

1177

What is meant by forward referencing and when should it be used?

1009

Briefly describe a B+ tree. What is bulk loading in it?

1337

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