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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);
 
 
What do you mean by function overloading?
 
 
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....
Describe data types available in C++.
 
What is machine language?
 
What are the preprocessor directives?
 
 
Loops....
What is the purpose of continue statement?
 
Write a program that reads two integers and prints their Least Common Multiple (LCM).
 
Why the use of the goto statement generally discouraged?
 
 
Operators....
Explain with examples the logical operators used in C/C++.
 
Write a program to accept temperature in Centigrade and convert into Fahrenheit.
 
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 which checks whether the roots of the quadratic equation are equal, real or imaginary.
 
Explain switch statement with an example.
 
 
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.