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Welcome to the Treehouse Library

This is a sample catalog of all the courses we offer. Browse by topic or difficulty. Sign up today and get access to our entire library. Treehouse students get access to workshops, bonus content, conferences, and more.

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Quality Assurance

Software is never perfect. Quality assurance testing is performed to uncover errors and verify that things are working properly before making software available to end users. Quality assurance, or QA for short, is an important role in organizations and an important part of developing software.

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