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Rules for Making a Flowchart
The following rules should be followed while creating a flowchart:
Each flowchart begins with a Start symbol and ends with a Stop symbol.
All symbols in the flowchart must be connected with an arrow line.
Use standard symbols and shapes to represent different elements of the process.
Flow of control always goes from top to bottom or left to right, following a logical sequence
of steps.
Symbols should be labelled clearly to indicate their purpose or function within the process.
Keep the flowchart simple and easy to understand by breaking down complex processes into
simple steps.
Use the same symbols to represent similar actions or elements.
Each flowchart should have one entry point and one exit point to maintain a clear flow.
Advantages of Flowcharts
The advantages of flowcharts are as follows:
It has graphic symbols that are a better way of communication.
It is very effective in solving and analysing a problem.
It is easy to convert a flowchart into a program in any programming language.
It makes program or system maintenance easier.
It is used in preparing documentation of the software.
Disadvantages of Flowcharts
The disadvantages of flowcharts are as follows:
It is a time-consuming process.
It is difficult to make flowcharts for complex and long programs.
Modification of the program through flowchart is sometimes time-consuming.
USING GOOGLE DRAWINGS FOR CREATING FLOWCHARTS
There are a lot of tools used to draw flowcharts. We will be using Google Drawings. It is a free
tool. You just need to login to your Gmail account to use this tool. Follow the given steps to draw
a flowchart of adding two numbers using Google Drawings:
Step 1: Visit the https://docs.google.com/drawings/ link on the Web browser to open
Google Drawing.
Step 2: Click on the Insert menu.
Step 3: Click on the Shape option.
Step 4: Click on the Shapes option.
Step 5: Select the shape you need for your flowchart. (e.g. Flowchart: Terminator to begin
the flowchart).
48 Information Technology (V5.0)-VIII

