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

Classes....
What do you mean by separation of Interface from the implementation?
 
What do you mean by destructor?
 
What do you mean by constructor?
 
 

Functions....
What is the advantage of putting a function definition in a separate file?
 
 
Where can the declaration of a function be placed?
 
 
What is meant by a function call?
 
 

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....
Write main steps involved in writing a C/C++ program.
 
How and why comments be used in a C/C++ program?
 
Differentiate between compiler and interpreter.
 
 

Loops....
Why loops are so important in all programming languages?
 
Differentiate between break and continue statements.
 
Explain the syntax and purpose of for loop with an example.
 
 

Operators....
Calculate the length of the hypotenuse of a right triangle whose base and height are given.
 
Explain relational operators used in C or C++.
 
Describe arithmetic operators?
 
 

Selection Structures....
Write a program which checks whether the roots of the quadratic equation are equal, real or imaginary.
 
Explain switch statement with an example.
 
What is the purpose of break statement with reference to switch statement?
 
 
 

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