You
may go back to the question
No, sorry.
There are physical objects mentioned in system 2, but note that
the `system' as a whole (as opposed to specific objects)
performs all the activities.
Note that the description focuses on the functions to be
performed (not what does them) and it repeatedly decomposes
the functions to be performed into more detailed functions to be performed.
You
may go back to the question
You may also:
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Go up to the outline of lesson 7
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David A. Wheeler (dwheeler@ida.org)