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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 constructor?
 
Differentiate between a structure and a class.
 
What do you mean by destructor?
 
 
Functions....
What are the differences between passing a parameter by value and by reference?
 
 
Where can the declaration of a function be placed?
 
 
Why is a parameter that is passed by value referred to as "read-only"?
 
 
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....
What is machine language?
 
Differentiate between compiler and interpreter.
 
What is testing and debugging?
 
 
Loops....
Why the use of the goto statement generally discouraged?
 
What is the purpose of continue statement?
 
Why loops are so important in all programming languages?
 
 
Operators....
Write a program to accept temperature in Centigrade and convert into Fahrenheit.
 
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....
Write a program to accept an integer and print whether the given integer is Odd or Even.
 
What are decision statements? Explain?
 
Write a program which checks whether the roots of the quadratic equation are equal, real or imaginary.
 
 
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.