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

If I is an integer variable, which is faster ++i or i++?

1029

Explain the concept of friend function in c++?

1056

Can non-public members of another instance of the class be retrieved by the method of the same class?

1043

How the virtual functions maintain the call up?

1101

Differentiate between an inspector and a mutator ?

1163

Write about the members that a derived class can add?

939

Describe public access specifiers?

1058

What kind of problems can be solved by a namespace?

1021

What are put and get pointers?

1074

Write about the local class and mention its use?

1022

What is a c++ object?

1108

Define the process of handling in case of destructor failure?

1009

Write about the scope resolution operator?

988

Can the creation of operator** is allowed to perform the to-the-power-of operations?

957

Write about the role of c++ in the tradeoff of safety vs. Usability?

1021

Un-Answered Questions { C++ }

How c functions prevents rework and therefore saves the programers time as wel as length of the code ?

1045

State what is encapsulation and friend function?

1198

What is virtual base class?

1023

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

3615

Why do we need runtime polymorphism in c++?

976

Is c++ low level?

996

What does it mean to declare a member function as static in C++?

966

How many times will this loop execute? Explain your answer.

835

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

1200

Can we delete this pointer in c++?

1165

If dog is a friend of boy, is boy a friend of dog?

936

what is template and type convertion

2423

What does getch() do according to the ANSI C++ standard a) Reads in a character b) Checks the keyboard buffer c) Nothing in particular (Its not defined there)

1008

Why do we use classes in c++?

1005

Why do we use vector in c++?

1013

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