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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 destructor?
 
Differentiate between a structure and a class.
 
What do you mean by constructor?
 
 
Functions....
What are the differences between passing a parameter by value and by reference?
 
 
What is the advantage of putting a function definition in a separate file?
 
 
What are the advantages of using functions to modularize a program?
 
 
 
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?
 
Write main steps involved in writing a C/C++ program.
 
What is a variable? Also write the rules to give name to a variable.
 
 
Loops....
Write a program to check the integer value entered by the user, is a prime number or not?
 
 
Differentiate between break and continue statements.
 
Write a program to calculate the factorial of n. The value of n should be accepted through keyboard
 
 
Operators....
Explain with examples the logical operators used in C/C++.
 
Calculate the length of the hypotenuse of a right triangle whose base and height are given.
 
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.
 
 
Selection Structures....
What are decision statements? Explain?
 
Explain switch statement with an example.
 
Write a program that reads three nonzero integers and determines and prints if they could be sides of a right triangle.
 
 
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.