Qbasic Program; Write a program to find the area of the circle.

Question:- Write a program to find the area of the circle.

Solution:-

Before going on code, i will you introduce about Qbasic Programming.

QBASIC (Quick Beginner's All purpose Symbolic Instruction Code) is a high level programming language delveloped by Microsoft Corporation in 1985. It is a modular Programming Language, where program is divided into different modules or procedure. QBasic is simple and easy to learn. It uses English like Keywords and mathematical symbols to write a program.

Features of QBasic Programming:-

• It is simple and easy to learn
• It is an interpreter having its own editor.
• It has dynamic program debugging.
• It supports the local and global variable.
• It supports modular programming.
• It capitalizes the reserved words automatically.
• The syntaxes of the statements are checked automatically.

Starting QBASIC

QBASIC may not be on your computer. At first, you need to have QBASIC in your computer. It is freely available. You can download it from internet as well.

Downloading QBASIC Software:-

In Windows 7, 8, 10:-

I have written a post before this. In this post, I have provided detailed experimental information on how to download and run Qbasic software on your computer.

You can find out how to download Qbasic by looking at this post. After downloading Qbasic you should run Application file.

Click on Link: How to Download & Run Qbasic Software?

If there is any problem, please comment in the comment box below..

Now you will see the QBASIC window where you have to write QBASIC Statements to make your program.

Now we will start write code for the above query.

QBASIC CODE for above Question:- 

Step 1:- Open Qbasic Software from your computer.

Step 2:- The following Qbasic Code is used to solve to above query. Write down clearly in the software.

Rem Write a program to find the area of the circle.

Cls

Input "Enter the radius ";R

Let C=22/7*R^2

Print "The area of circle =";C

End

In the above Syntax:-

CLS

To clear the screen

Input Statement (Input)
Input Statements are used to supply the data during the execution of the program from the keyboard. 

Print Statement (Print)

To display the output on the screen.

Step 3:- To run this program, Go to Run Tab menu, click to start. You can also press Shortcut F5 key from the keyboard.

Step 4:- After running the program, following window is display.

Step 5:- After running, enter radius as you required and Press enter Key.

Step 6:- The area of circle calculates and display on the screen. That's all.