C++ General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C++ General Interview Questions

Questions Answers Views Company eMail

Describe friend function & its advantages.

TCS,

1135

Explain Memory Allocation in C/C++ ?

Infosys,

1071

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

Wipro,

1341

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,

1132

what you know about c++?

IBS,

1159

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,

1073

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

Huawei,

1274

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

HCL,

1276

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

1094

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

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Un-Answered Questions { C++ General }

Why the usage of pointers in C++ is not recommended ?

1454

What is input operator in c++?

1035

What is the use of bit fields in structure declaration?

987

What are advantages of using friend classes?

1076

Can I learn c++ without c?

1144

What is the difference between object-oriented programming and procedural programming?

1233

What is function overloading c++?

1077

What is a linked list in c++?

1050

Explain virtual destructor?

1201

Do you know about latest advancements in C++ ?

1249

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

1104

What is prototype in c++ with example?

1152

Evaluate !(1&&1||1&&0) a) Error b) False c) True

1210

What is the difference between map and hashmap in c++?

1115

What are friend functions in C++?

1066

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