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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 separation of Interface from the implementation?
 
Differentiate between a structure and a class.
 
What do you mean by destructor?
 
 
Functions....
When does a function need an include directive?
 
 
What is meant by a function call?
 
What is wrong with the following declaration?
int f(int a, int b=0, int c);
 
 
 
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....
Differentiate between Low Level Languages and High Level Languages.
 
What is a variable? Also write the rules to give name to a variable.
 
What is machine language?
 
 
Loops....
Why the use of the goto statement generally discouraged?
 
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-.
 
What is the purpose of continue statement?
 
 
Operators....
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.
 
Explain with examples the logical operators used in C/C++.
 
 
Selection Structures....
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.
 
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.