Note: this is an update to this blog originally published in 2012. Preparing for the future A constant throughout the evolution of systems engineering is an ever-increasing complexity of systems which can be observed in terms of the number of … Read More
Tag Archives: derived requirements
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Posts Tagged ‘derived requirements’
How to Handle Implementation in Customer Requirements
I was asked the following question from a friend of mine: “I see a propensity to copy requirements from the Customer Specification to various levels of the requirement hierarchy in order to link between a Customer requirement written as implementation … Read More
How Well Are Your Requirements Connected?
On our Ask the Experts page , the following question was asked: “I am a systems engineer currently involved in a complex aerospace system development. While I was searching for some related topics on requirements management, your interesting website was … Read More
Avoid using “be able to” and “be capable of”
A common issue that frequently comes up is the use of “The system shall be capable of…..” or “The system shall be able to….” vs. “The system shall …..” People often ask: Is there a distinction? What is wrong with … Read More
Avoiding Implementation
We were recently asked the following question: “How do you determine that a requirement is talking about “how” not “what”? It is always a problem that bothers us during requirement definition. As requirement engineers, we have less technical knowledge, so … Read More
