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  Arrays....
What is the difference between a variable and an array?
 
 
Why arrays are used?
 
 
 

Classes....
Differentiate between a structure and a class.
 
What do you mean by constructor?
 
What do you mean by separation of Interface from the implementation?
 
 

Functions....
What do you mean by function overloading?
 
What is the advantage of compiling a function separately?
 
 
What are the differences between passing a parameter by value and by reference?
 
 
 

Input / Output....
Why we include iostream.h file in all of the programs of c++?
 
 
Write a program that finds the roots of the quadratic equation.
 
 

Introduction....
Differentiate between Low Level Languages and High Level Languages.
 
How and why comments be used in a C/C++ program?
 
Describe data types available in C++.
 
 

Loops....
Write a program to calculate the factorial of n. The value of n should be accepted through keyboard
 
What is the purpose of break statement?
 
Explain the syntax and purpose of while loop with an example.
 
 
 

Operators....
Describe arithmetic operators?
 
Write a program to find arithmetic mean and variance of 5 values to be given by the user.
 
Explain with examples the logical operators used in C/C++.
 
 

Selection Structures....
Explain switch statement with an example.
 
Write a program which checks whether the roots of the quadratic equation are equal, real or imaginary.
 
Write a program to accept an integer and print whether the given integer is Odd or Even.
 
 

Structures....
What is a structure?
 
Describe the syntax for defining the composition of a structure.
 
 

 

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Here you can find questions about different topics in c language and c++ language. Similarly programming problems with their solutions by different people of the field. So that you can choose best answer of a theory question or a best solution of a programming problem.

Life before Computers:

Window was a square or rectangular hole in a room.

Application was something written in paper.

Mouse was an animal.

Keyboard was a Piano.

File was an important office material.

Hard Drive was an uncomfortable road trip.

Cut was done with Knife and Paste was done with Glue.

Web was spider's home.

Virus was flue.

Apple and Blackberry were just fruits.