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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 destructor?
 
What do you mean by constructor?
 
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?
 
 
Why is a parameter that is passed by value referred to as "read-only"?
 
When does a function need an include directive?
 
 
 
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....
Differentiate between Low Level Languages and High Level Languages.
 
What is a variable? Also write the rules to give name to a variable.
 
How and why comments be used in a C/C++ program?
 
 
Loops....
Differentiate between break and continue statements.
 
Why loops are so important in all programming languages?
 
What is the purpose of continue statement?
 
 
Operators....
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++.
 
Calculate the length of the hypotenuse of a right triangle whose base and height are given.
 
 
Selection Structures....
What are decision statements? Explain?
 
What is the purpose of break statement with reference to switch statement?
 
 
Explain switch statement with an example.
 
 
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.