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

Functions....
What is the advantage of putting a function definition in a separate file?
 
 
What do you mean by function overloading?
 
What is the difference between a function and its definition?
 
 
 

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....
How and why comments be used in a C/C++ program?
 
Describe data types available in C++.
 
What is the purpose of escape sequences?
 
 

Loops....
Why the use of the goto statement generally discouraged?
 
Write a program to check the integer value entered by the user, is a prime number or not?
 
 
Write a program that reads two integers and prints their Least Common Multiple (LCM).
 
 

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

Selection Structures....
Write a program to calculate the electricity bill on the following rates. Cost is USD 0.213 per unit for first 100 units, US$ 0.423 per unit for next 200 units and US$ 0.675 for remaining units. General Sales Tax is added to the bill at the rate of 15% of the total cost of electricity.
 
Write a program that reads three nonzero integers and determines and prints if they could be sides of a right triangle.
 
Write a program to accept an integer and print whether the given integer is Odd or Even.
 
 

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.