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  Arrays....
What is the difference between a variable and an array?
 
 
Why arrays are used?
 
 
 
Classes....
Discuss different types of constructor.
 
Differentiate between a structure and a class.
 
What do you mean by constructor?
 
 
Functions....
Where can the declaration of a function be placed?
 
 
Why is a parameter that is passed by value referred to as "read-only"?
 
What are the advantages of using functions to modularize a program?
 
 
 
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 testing and debugging?
 
Describe data types available in C++.
 
How and why comments be used in a C/C++ program?
 
 
Loops....
Write a program to check the integer value entered by the user, is a prime number or not?
 
 
Write a program to calculate the factorial of n. The value of n should be accepted through keyboard
 
Explain the syntax and purpose of while loop with an example.
 
 
 
Operators....
Explain with examples the logical operators used in C/C++.
 
Calculate the length of the hypotenuse of a right triangle whose base and height are given.
 
Describe arithmetic operators?
 
 
Selection Structures....
What are decision statements? Explain?
 
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.
 
 
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.