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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 constructor?
 
What do you mean by separation of Interface from the implementation?
 
What do you mean by destructor?
 
 
Functions....
What is the advantage of putting a function definition in a separate file?
 
 
Where can the declaration of a function be placed?
 
 
What is the advantage of compiling a function separately?
 
 
 
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....
Differentiate between Low Level Languages and High Level Languages.
 
What are the preprocessor directives?
 
Describe data types available in C++.
 
 
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?
 
 
Explain the syntax and purpose of for loop with an example.
 
 
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++.
 
Calculate the length of the hypotenuse of a right triangle whose base and height are given.
 
 
Selection Structures....
What is the purpose of break statement with reference to switch statement?
 
 
Explain switch statement with an example.
 
Differentiate between the if-else structure and switch structure
 
 
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.