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  Arrays....
Why arrays are used?
 
 
What is the difference between a variable and an array?
 
 
 
Classes....
Discuss different types of constructor.
 
What do you mean by separation of Interface from the implementation?
 
What do you mean by constructor?
 
 
Functions....
What are the differences between passing a parameter by value and by reference?
 
 
Where can the declaration of a function be placed?
 
 
Are functions required when writing a C++ program?
 
 
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....
Differentiate between compiler and interpreter.
 
Differentiate between Low Level Languages and High Level Languages.
 
What is testing and debugging?
 
 
Loops....
Write a program to calculate the factorial of n. The value of n should be accepted through keyboard
 
Why loops are so important in all programming languages?
 
What is the purpose of break 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.
 
Write a program to accept temperature in Centigrade and convert into Fahrenheit.
 
Calculate the length of the hypotenuse of a right triangle whose base and height are given.
 
 
Selection Structures....
Write a program which checks whether the roots of the quadratic equation are equal, real or imaginary.
 
What are decision statements? Explain?
 
Differentiate between the if-else structure and switch structure
 
 
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.