Internet of Things Architecture

(Elliott) #1

Internet-of-Things Architecture © - 258 -


Design constraints


Design constraints define constraints in the design of an architecture. An example for this is PBL #3, viz.


PBL #

Requirement
Type Description^ Rationale^ View^ Perspective^

Functionality
Group

Functional
Component

3 Design constraint

Payment
transactions are
out of
scope of the
system
extension

The current parking-manage-ment system relies on
the payment system by a third party and this modus
operandi is not going to be changed in the new,
extended version of the system. (business principle)

none
spe-
cific

none none specific none specific
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