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  Arrays....
What is the difference between a variable and an array?
 
 
Why arrays are used?
 
 
 
Classes....
What do you mean by separation of Interface from the implementation?
 
What do you mean by constructor?
 
What do you mean by destructor?
 
 
Functions....
When does a function need an include directive?
 
 
What is the difference between a function and its definition?
 
 
What is the advantage of putting a function definition in a separate file?
 
 
 
Input / Output....
Write a program that finds the roots of the quadratic equation.
 
Why we include iostream.h file in all of the programs of c++?
 
 
 
Introduction....
What is the purpose of escape sequences?
 
Differentiate between Low Level Languages and High Level Languages.
 
Describe data types available in C++.
 
 
Loops....
What is the purpose of break statement?
 
Differentiate between break and continue statements.
 
Write a program to calculate the factorial of n. The value of n should be accepted through keyboard
 
 
Operators....
Explain with examples the logical operators used in C/C++.
 
Write a program that takes radius of a circle from the user and calculates the diameter, circumference and area of the circle and display the result.
 
Calculate the length of the hypotenuse of a right triangle whose base and height are given.
 
 
Selection Structures....
Explain switch statement with an example.
 
Differentiate between the if-else structure and switch structure
 
Write a program which checks whether the roots of the quadratic equation are equal, real or imaginary.
 
 
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.