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Product of sequences. The product operator for the product of a sequence is denoted by the capital Greek letter Pi â (in analogy to the use of the capital Sigma â as summation symbol). The product of a sequence consisting of only one number is just that number itself.
In practice, the differences between process risks and product risks are often unclear. It is therefore important for a test manager to make sure that the stakeholders understand the difference.The test process must result in an understanding of the (ongoing) product risks.rocess risks represent a threat to achieving this result. Product risk. A product risk is the risk that the product does not live up to the expectations. Such expectations are rendered concrete by the functional and non functional requirements for a product.