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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?
 
Discuss different types of constructor.
 
Differentiate between a structure and a class.
 
 
Functions....
When does a function need an include directive?
 
 
What are the advantages of using functions to modularize a program?
 
 
Why is a parameter that is passed by value referred to as "read-only"?
 
 
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....
What are the preprocessor directives?
 
How and why comments be used in a C/C++ program?
 
Describe data types available in C++.
 
 
Loops....
Write a program that reads two integers and prints their Least Common Multiple (LCM).
 
What is the purpose of break statement?
 
Explain the syntax and purpose of while loop with an example.
 
 
 
Operators....
Explain with examples the logical operators used in C/C++.
 
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.
 
 
Selection Structures....
Write a program that reads three nonzero integers and determines and prints if they could be sides of a right triangle.
 
What are decision statements? Explain?
 
What is the purpose of break statement with reference to switch statement?
 
 
 
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.