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  Arrays....
Why arrays are used?
 
 
What is the difference between a variable and an array?
 
 
 
Classes....
Differentiate between a structure and a class.
 
What do you mean by separation of Interface from the implementation?
 
Discuss different types of constructor.
 
 
Functions....
What are the advantages of using functions to modularize a program?
 
 
What is the difference between a function and its definition?
 
 
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....
How and why comments be used in a C/C++ program?
 
Describe data types available in C++.
 
What is a variable? Also write the rules to give name to a variable.
 
 
Loops....
Explain the syntax and purpose of while loop with an example.
 
 
Write a program that reads two integers and prints their Greatest Common Divisor (GCD).
 
Write a program to calculate the factorial of n. The value of n should be accepted through keyboard
 
 
Operators....
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.
 
Write a program that inputs a five-digit number, find the number in reverse order. Also find the difference between the new number and the original number.
 
Explain with examples the logical operators used in C/C++.
 
 
Selection Structures....
What is the purpose of break statement with reference to switch statement?
 
 
Explain switch statement with an example.
 
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.