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  Arrays....
Why arrays are used?
 
 
What is the difference between a variable and an array?
 
 
 
Classes....
Discuss different types of constructor.
 
What do you mean by constructor?
 
What do you mean by destructor?
 
 
Functions....
What are the advantages of using functions to modularize a program?
 
 
What is wrong with the following declaration?
int f(int a, int b=0, int c);
 
 
Why is a parameter that is passed by value referred to as "read-only"?
 
 
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....
Describe data types available in C++.
 
What is testing and debugging?
 
Write main steps involved in writing 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
 
Differentiate between break and continue statements.
 
 
Operators....
Write a program to find arithmetic mean and variance of 5 values to be given by the user.
 
Explain relational operators used in C or C++.
 
Write a program to accept temperature in Centigrade and convert into Fahrenheit.
 
 
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.
 
Explain switch statement with an example.
 
What is the purpose of break statement with reference to switch statement?
 
 
 
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.