Difference between revisions of "Secrets of understanding requirements"
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When requirements are hard to descern, you can get a better understanding by playing with words. Specifically, you need to be able to simply define each noun and each verb you use. But that's easier said than done. | When requirements are hard to descern, you can get a better understanding by playing with words. Specifically, you need to be able to simply define each noun and each verb you use. But that's easier said than done. | ||
| − | * Fred needs to | + | * Fred needs to include a picture or a song in an email |
| + | |||
| + | Pronouns: Fred | ||
| + | Verbs: Needs, Include | ||
| + | Nouns: Picture, Song, Email | ||
| + | |||
| + | We can see that Fred is a human, a user, perhaps a particular type of user. Let's refer to him a USER. | ||
| + | |||
| + | Our first verb, "need", is actually rather special: It means MUST, rather than WANT, SHOULD, or COULD. | ||
Revision as of 15:53, 22 April 2020
Introduction
Word tricks
When requirements are hard to descern, you can get a better understanding by playing with words. Specifically, you need to be able to simply define each noun and each verb you use. But that's easier said than done.
- Fred needs to include a picture or a song in an email
Pronouns: Fred Verbs: Needs, Include Nouns: Picture, Song, Email
We can see that Fred is a human, a user, perhaps a particular type of user. Let's refer to him a USER.
Our first verb, "need", is actually rather special: It means MUST, rather than WANT, SHOULD, or COULD.
