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  Arrays....
Why arrays are used?
 
 
What is the difference between a variable and an array?
 
 
 
Classes....
Differentiate between a structure and a class.
 
What do you mean by separation of Interface from the implementation?
 
Discuss different types of constructor.
 
 
Functions....
What is the difference between a function and its definition?
 
 
Are functions required when writing a C++ program?
 
When does a function need an include directive?
 
 
 
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 is the purpose of escape sequences?
 
What is machine language?
 
How and why comments be used in a C/C++ program?
 
 
Loops....
Why the use of the goto statement generally discouraged?
 
Write a program that reads two integers and prints their Greatest Common Divisor (GCD).
 
Explain the syntax and purpose of while loop with an example.
 
 
 
Operators....
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.
 
Explain relational operators used in C or C++.
 
Write a program to find arithmetic mean and variance of 5 values to be given by the user.
 
 
Selection Structures....
Write a program that reads three nonzero integers and determines and prints if they could be sides of a right triangle.
 
What is the purpose of break statement with reference to switch statement?
 
 
Write a program to accept an integer and print whether the given integer is Odd or Even.
 
 
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.