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Conditionals updates (#474)

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dkiang
2017-08-01 05:47:43 -07:00
committed by Peli de Halleux
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commit 531c77d9de
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docs/courses/csintro/conditionals/overview.md
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# Introduction
Computer programs are instructions telling the computer how to process input and deliver output.
An important part of programming is telling the computer WHEN to perform a certain task.
For this, we use something called ‘conditionals’.  Conditionals get their name because a certain Condition or Rule has to be met.
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The ELSE portion makes sure that a different action is performed in either case. Without the ELSE action, your students might be barefoot!
![If-Then workflow](/static/courses/csintro/conditionals/if-then-workflow.png)
![If-Then workflow](/static/courses/csintro/conditionals/flowchart.PNG)
Tell the students that they will be acting out some conditionals as though the whole class is a computer program for a game. Each student will perform a described action if the indicated condition is met.