Mapping views of files provides which additional benefit(s) beyond sharing memory?
a) faster random I/O
b) faster sequential I/O
c) more efficient caching
d) all of the above
a) faster random I/O
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The basic rules that apply to DFD development are: • Each context diagram must fit on one page. • The process name in the context diagram should be the name of the information system. • Use unique names within each set of symbols. • Do not cross lines. • Use a unique reference number for each process symbol. In addition to these rules, the systems analyst must use the proper DFD shapes, connect them correctly, and produce a leveled, balanced set of DFDs.
What will be an ideal response?
A heart-rate monitor that you wear on your wrist is an example of a(n) ________ device
Fill in the blank(s) with correct word
Shapes is in the ________ group on the Insert tab
A) Symbols B) Media C) Illustrations D) Images
Personal information can be found with the ________
A) Compatibility Checker B) File Checker C) Document Inspector D) Accessibility Checker