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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 constructor?
 
Differentiate between a structure and a class.
 
What do you mean by destructor?
 
 
Functions....
What are the differences between passing a parameter by value and by reference?
 
 
What is wrong with the following declaration?
int f(int a, int b=0, int c);
 
 
Are functions required when writing a C++ program?
 
 
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....
What is machine language?
 
Differentiate between Low Level Languages and High Level Languages.
 
Write main steps involved in writing a C/C++ program.
 
 
Loops....
Differentiate between break and continue statements.
 
Write a program that reads two integers and prints their Greatest Common Divisor (GCD).
 
Write a program that reads two integers and prints their Least Common Multiple (LCM).
 
 
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.
 
Calculate the length of the hypotenuse of a right triangle whose base and height are given.
 
Write a program to find arithmetic mean and variance of 5 values to be given by the user.
 
 
Selection Structures....
Write a program to accept an integer and print whether the given integer is Odd or Even.
 
What are decision statements? Explain?
 
Write a program that reads three nonzero integers and determines and prints if they could be sides of a right triangle.
 
 
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.