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,

1093

Explain Memory Allocation in C/C++ ?

Infosys,

1030

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

Wipro,

1262

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

Impetus,

1093

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

IBS,

1068

what you know about c++?

IBS,

1097

Difference between Abstraction and encapsulation in C++?

Impetus,

1074

Implement stack operations with pointers with appropriate exception checks.

Huawei,

928

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

Huawei,

925

Write a program to find the Fibonacci series recursively.

Huawei,

1027

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

Huawei,

1170

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

HCL,

1185

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

1026

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

Axtria,

1052

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

Axtria,

977

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Un-Answered Questions { C++ General }

How would you obtain segment and offset addresses from a far address of a memory location?

1031

What are structs in c++?

971

What number of digits that can be accuratly stored in a float (based on the IEEE Standard 754)? a) 6 b) 38 c) An unlimited number

1211

Explain stack unwinding.

1022

Why do we need runtime polymorphism in c++?

976

Can you help me with this one? Make a program that when a user inputed a Product Name, it will display its price, and when the user inputed the quantity of the inputed product, it will show its total price. The output must be like this: Product Name: Price: Quantity: Total Price: ..this is the list of products to be inputed: Cellphone - 1500 Washing Machine - 5200 Television - 6000 Refrigirator - 8000 Oven - 2000 Computer - 11000 thanks..:D

3608

What is the purpose of the "delete" operator?

1011

Can a program run without main?

1165

What is split a string in c++?

1132

Write a recursive program to calculate factorial in c++.

1028

What is void pointer in c++ with example?

1025

What is class syntax c++?

1094

Search for: what is pair in c++?

1073

Write a note about the virtual member function?

1011

What is searching? Explain linear and binary search.

949

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