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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 separation of Interface from the implementation?
 
What do you mean by destructor?
 
What do you mean by constructor?
 
 
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 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....
What is testing and debugging?
 
Describe data types available in C++.
 
How and why comments be used in a C/C++ program?
 
 
Loops....
Why loops are so important in all programming languages?
 
Why the use of the goto statement generally discouraged?
 
Explain the syntax and purpose of while loop with an example.
 
 
 
Operators....
Write a program that inputs a five-digit number, find the number in reverse order. Also find the difference between the new number and the original number.
 
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 relational operators used in C or C++.
 
 
Selection Structures....
Explain switch statement with an example.
 
What are decision statements? Explain?
 
Differentiate between the if-else structure and switch structure
 
 
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.