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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 destructor?
 
What do you mean by separation of Interface from the implementation?
 
 

Functions....
What are the differences between passing a parameter by value and by reference?
 
 
What is wrong with the following declaration?
int f(int a, int b=0, int c);

 
 
What is meant by a function call?
 
 

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 are the preprocessor directives?
 
Write main steps involved in writing a C/C++ program.
 
 

Loops....
Differentiate between break and continue statements.
 
What is the purpose of break statement?
 
Write a program to calculate the factorial of n. The value of n should be accepted through keyboard
 
 

Operators....
Write a program to accept temperature in Centigrade and convert into Fahrenheit.
 
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....
Write a program that reads three nonzero integers and determines and prints if they could be sides of a right triangle.
 
Write a program to accept an integer and print whether the given integer is Odd or Even.
 
What are decision statements? Explain?
 
 

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.