Flowcharts

Learning Objectives

To learn how to break down tasks

How to create a flowchart

Turn to page 4

Start

End

The first and last part of a

flowchart must have

<Start> and <End>

Any rectangles are processes (where you do

something)

Enter Room

Switch Light On

Sit Down

A diamond is a decision box.

You have to make a choice

– yes or no.

Is it dark?

Finally, it goes in the same

order as time

END

SIT DOWN

SWITCH LIGHT ON

IS IT DARK?

ENTER ROOM

START

So what is it?

A flowchart is a type of diagram that represents an algorithm, workflow or process, showing the steps as boxes of various kinds, and their order

by connecting them with arrows.

What do these represent?

End

Start

What do these represent?Process

What do these represent?

Decision

Task

List all the ‘tasks’ for making tea / coffee

Pg200 (on the left)

Task

Now make a flowchart on this.Pg200 (on the right)

Systems Flowchart

Shows more detail than a programs flowchart

Shows input / output and hardware.

1. Finish flowcharts problems. 1 - 3

2. Print them.

3. Find the file <Systems Flowchart.doc> copy this into page 203 (second box).

4. Label the parts.

5. Explain what the system is doing.

6. Revision (see me for tasks)