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  Arrays....
What is the difference between a variable and an array?
 
 
Why arrays are used?
 
 
 

Classes....
What do you mean by separation of Interface from the implementation?
 
What do you mean by constructor?
 
Differentiate between a structure and a class.
 
 

Functions....
What is the difference between a function and its definition?
 
 
Where can the declaration of a function be placed?
 
 
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....
What is machine language?
 
Describe data types available in C++.
 
What are the preprocessor directives?
 
 

Loops....
Explain the syntax and purpose of for loop with an example.
 
What is the purpose of continue statement?
 
Write a program to check the integer value entered by the user, is a prime number or not?
 
 
 

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....
Differentiate between the if-else structure and switch structure
 
Write a program to accept an integer and print whether the given integer is Odd or Even.
 
Write a program which checks whether the roots of the quadratic equation are equal, real or imaginary.
 
 

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.