System Analysis and Design
To reconstruct a system, which of the following key element(s) must be considered :

feedback and environment
all of the listed here
outputs and inputs
control and processors.

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System Analysis and Design
The advantage of Purchase Option is (are)

No financing is requird. The risk of system obsolescence is shifted to the lessor
All of these
the flexibility of modifying the system at will
Insurances, maintenance, and other expenses are included in the rental charge
None of these

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System Analysis and Design
The rule(s) to follow in constructing decision tables is (are):

all of the listed here
the logic of the table is independent of the sequence in which conditions rules are written, but the action takes place in the order is which the events occur.
a decision should be given a name
standardized language must be used consistently.

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