Examples of these types of systems, for our purpose, include manual business forms, paperback books, manual time sheets, cork bulletin boards, ... But, make no mistake here, even STATIC SYSTEMS work!

This example introduces top-level class C with static field f, static method m(), a static initializer, and static member class D. Notice that D is a member of C .

Static UPS systems need air conditioning which pushes up the total cost of ownership (TCO) because of the extra energy required. However when comparing energy costs one has to look at the total system ...