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Product Verification and TestingWhat is a test? Why should tests be executed for a product? How much tests are necessary? What is the focus of the tests? What types of tests exist? This are some off your questions you might have at the moment. We will answer your questions on the following pages. What is a test? What is Verification?Testing is a process consisting of several steps with the goal to find and document errors in a product. Verification is a synonym for testing and it is used in the same fields.
Figure 1:test process Why should You verify (test) a product?Tests are necessary to guarantee a good quality of a product and helps to reduce and minimize the costs of a project. How that, You are asking now. Because the later in a project a error is found, the more expensive is it to correct. More steps of the process has to be executed again, perhaps the time plan has to be changed, deliveries delayed or the customer has seen the error and contract penalties has to be paid. How many tests are necessary and what should be the focus?
The number of tests differs from product to product. They depends on the complexity and
the focus of the costumer. Do you need performance or stability or ... What types of tests exists?Depending on product and costumer several kinds of testing exist which the product should pass through:
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