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  Arrays....
What is the difference between a variable and an array?
 
 
Why arrays are used?
 
 
 

Classes....
Differentiate between a structure and a class.
 
What do you mean by separation of Interface from the implementation?
 
Discuss different types of constructor.
 
 

Functions....
Are functions required when writing a C++ program?
 
Where can the declaration of a function be placed?
 
 
What is the advantage of compiling a function separately?
 
 
 

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.
 
Differentiate between compiler and interpreter.
 
What is the purpose of escape sequences?
 
 

Loops....
Why loops are so important in all programming languages?
 
What is the purpose of continue statement?
 
Write a program that reads two integers and prints their Greatest Common Divisor (GCD).
 
 

Operators....
Explain relational operators used in C or C++.
 
Explain with examples the logical operators used in C/C++.
 
Write a program to accept temperature in Centigrade and convert into Fahrenheit.
 
 

Selection Structures....
Differentiate between the if-else structure and switch structure
 
Write a program which checks whether the roots of the quadratic equation are equal, real or imaginary.
 
Write a program to calculate the electricity bill on the following rates. Cost is USD 0.213 per unit for first 100 units, US$ 0.423 per unit for next 200 units and US$ 0.675 for remaining units. General Sales Tax is added to the bill at the rate of 15% of the total cost of electricity.
 
 

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.