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  Arrays....
What is the difference between a variable and an array?
 
 
Why arrays are used?
 
 
 
Classes....
What do you mean by separation of Interface from the implementation?
 
Discuss different types of constructor.
 
What do you mean by destructor?
 
 
Functions....
Why is a parameter that is passed by value referred to as "read-only"?
 
What are the differences between passing a parameter by value and by reference?
 
 
What is meant by a function call?
 
 
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....
Write main steps involved in writing a C/C++ program.
 
Describe data types available in C++.
 
What is testing and debugging?
 
 
Loops....
Why loops are so important in all programming languages?
 
Explain the syntax and purpose of while loop with an example.
 
 
What is the purpose of break statement?
 
 
Operators....
Explain with examples the logical operators used in C/C++.
 
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.
 
 
Selection Structures....
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.
 
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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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.