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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 separation of Interface from the implementation?
 
What do you mean by constructor?
 
 
Functions....
Where can the declaration of a function be placed?
 
 
What is meant by a function call?
 
What are the differences between passing a parameter by value and by reference?
 
 
 
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....
Describe data types available in C++.
 
How and why comments be used in a C/C++ program?
 
What is machine language?
 
 
Loops....
Write a program that will generate a random number in the range 1 to 999. The user is to guess the number. Your program provides maximum 10 attempts to the user. The user inputs his/her guess. The program helps the user in such a way that it tells the user if the guess is larger or smaller than the number. In case of success the program displays - You have succeeded - along with number of attempts made, other wise -Sorry you could not guess-.
 
Write a program that reads two integers and prints their Greatest Common Divisor (GCD).
 
Explain the syntax and purpose of for loop with an example.
 
 
Operators....
Explain with examples the logical operators used in C/C++.
 
Describe arithmetic operators?
 
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.
 
Write a program to accept an integer and print whether the given integer is Odd or Even.
 
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.