System Analysis and Design
After planning an algorithm, you should _____ to verify that it will work correctly.

Code the algorithm
Evaluate and modify (if necessary) the program.
Analyze the algorithm
Desk-check the algorithm
None of these

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System Analysis and Design
System prototyping helps the designer in

giving a demo of the software, to the system manager to whom he reports
making the programmers understand how the system will function.
communicating to the user, quickly, how the system, when developed, will look like and get a feedback.
all of the listed here

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System Analysis and Design
Indexed-Sequential organization

means storing records in contiguous blocks according to a key
stores records sequentially but uses an index to locate records
has records placed randomly throughout the file
uses an index for each key type

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