Hans Schaefer

Hans Schaefer has worked in the software industry for twenty-eight years. He is a certified software tester and has written several award-winning papers. Hans is an accomplished speaker who has been a lecturer on QA and software testing and has spoken at conferences including ICSTEST, CONQUEST, 3rd World Congress on Software Quality, and EuroSTAR.
Are Test Design Techniques Useful or Not?

An Overview of Four Methods for Systematic Test Design Strategy Many people test, but few people use the well-known black-box and white-box test desig

Risk Based Testing—Strategies for Prioritizing Tests Against Deadlines

When it is out of the question to delay delivery, the solution is a prioritization strategy in order to do the best possible job within the time const

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