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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 destructor?
 
Differentiate between a structure and a class.
 
 
Functions....
When does a function need an include directive?
 
 
What are the advantages of using functions to modularize a program?
 
 
What is the advantage of putting a function definition in a separate file?
 
 
 
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....
Describe data types available in C++.
 
What is a variable? Also write the rules to give name to a variable.
 
What are the preprocessor directives?
 
 
Loops....
Explain the syntax and purpose of for loop with an example.
 
Write a program that reads two integers and prints their Least Common Multiple (LCM).
 
Explain the syntax and purpose of while loop with an example.
 
 
 
Operators....
Write a program to find arithmetic mean and variance of 5 values to be given by the user.
 
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....
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.
 
Differentiate between the if-else structure and switch structure
 
 
Structures....
What is a structure?
 
Describe the syntax for defining the composition of a structure.
 
 
 
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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.