Laboratory 2

LAB 2 : FLOWCHART USING RAPTOR

LEARNING OUTCOMES 1.      Distinguish between flowchart based on: a.      Definition b.      Statement or symbols used 2.      Solve problem using flowchart

ACTIVITY 1

Familiarize yourself with RAPTOR software.

Step 1: You need to install RAPTOR software in your laptop or PC

Step 2: Open your RAPTOR software. You will see these two windows on your desktop

            which are the MasterConsole window and the main window.

a.    MasterConsole window will show any error that occurred during the execution of the flowchart. It also will show the output of your flowchart.

b.    The main window is the place where we created and edited our flowchart.

Step 3: Observe the left side of the RAPTOR main window. That column contains the

            symbols that commonly used when creating flowchart.

 

ACTIVITY 2

How to use RAPTOR software?

Step 1: Open your RAPTOR software.

Step 2: Based on the problem below, we will create our first flowchart using RAPTOR

Problem: To calculate the area of a circle

 

Step 3: First of all, click on the Symbols column, and click on the input symbol then drag it to

            your main file.

Step 4: Double click on the input symbol that you have been created. Then, this popup

            window will appear:

Step 5: After you entered your statements and the variable, we will create the process for

            this problem. To do that, click the assignment symbol and drag into your main file,

            under the input symbol. Double click the process symbol.

Step 6: Next step is to show your output. To do that, click on output symbol, drag the symbol to your main file. Under the process symbol. Double click the output symbol.

Step 7: The final step is to test your flowchart. To do that, you need to click this sign:

Step 8: Observe the progress on your MasterConsole window. See what will happen.

EXERCISE

Answer all the questions. [10 marks]

1.    By using RAPTOR software, create a flowchart that can solve these problems:

a.    Calculate the salary of an employee who works hourly basis. The formula to be used is Salary = Hour works * Pay rate                                                [5 marks]

b.    Find the total price of three items, where the users have to enter the price of the items                                                                                          [5 marks]