Sample Question: Changing Composer

Try to solve this question to test your understanding of the material.

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Problem

Let’s say that Facebook would like to change the user interface of the composer feature (the posting box) to be more like Instagram. Instead of a box, Facebook would add a “+” button at the bottom of the page.

How would you test if this is a good idea?

Try answering this on your own before continuing. Use the hints below if you are stuck.

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