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

Describe friend function & its advantages.

TCS,

1135

Explain Memory Allocation in C/C++ ?

Infosys,

1073

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

Wipro,

1343

How do we balance an AVL Tree in C++?

Impetus,

1130

Write a C++ Program to check whether a number is prime number or not?

IBS,

1133

what you know about c++?

IBS,

1160

Difference between Abstraction and encapsulation in C++?

Impetus,

1162

Implement stack operations with pointers with appropriate exception checks.

Huawei,

980

Write a function to find the nth item from the end of a linked list in a single pass.

Huawei,

983

Write a program to find the Fibonacci series recursively.

Huawei,

1074

Write a program to find the reverse Fibonacci series starting from N.

Huawei,

1275

What is command line arguments in C++? What are its uses? Where we have to use this?

HCL,

1278

Which one is a preferred language C or C++? Why?

1096

Write a code/algo to find the frequency of each element in an array?

Axtria,

1122

Write is a binary search tree? Write an algo and tell complexity?

Axtria,

1025

Un-Answered Questions { C++ }

INSTANCE FIELDS DECLARED private ARE ACCESSIBLE BY THE METHODS ONLY.CAN WE CHANGE THE private FIELD OF AN OBJECT IN A METHOD OF SOME OTHER OBJECT OF THE SAME CLASS?

2209

What are the sizes and ranges of the basic c++ data types?

1046

How many static variables are created if you put one static member into a template class definition?

1047

How Do you Code Composition and Aggregation in C++ ?

25475

What language is oop?

1011

Is dev c++ a good compiler?

969

What is the difference between a "copy constructor" and an "assignment operator" in C++?

1077

Is java easier than c++?

1032

Show the declaration for a static function pointer.

1050

How did c++ start?

1090

Explain the advantages of inheritance.

1149

Explain the volatile and mutable keywords.

1072

What is polymorphism and its types?

1070

How much maximum can you allocate in a single call to malloc()?

1107

What is a base class?

1116

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