Identify possible actors and use cases involved in Personal Trainer’s operations.

What will be an ideal response?


Possible actors might include Member, Instructor, Staff, and Manager. Use cases might include Add Member, Cancel Membership, Member Purchase, Track Usage, and Bill Member.Sample documentation for the Bill Member use case follows:



Sample documentation for the Cancel Membership use case follows:



Sample documentation for the Member Purchase use case follows:

Computer Science & Information Technology

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Many block ciphers have a __________ structure which consists of a number of identical rounds of processing and in each round a substitution is performed on one half of the data being processed, followed by a permutation that interchanges the two halves. ? ?

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

An exception should be

a) Used within a function b) Thrown outside a try block c) Listed in an exception specification for the function where the exception is thrown d) Thrown in a different function than it is caught in. (If you select this, tell how are these functions related?) e) Reserved for a situation where the way an exception should be handled depends on how and where the function is used

Computer Science & Information Technology

Use bookmarks to locate a specific part of document quickly

Indicate whether the statement is true or false

Computer Science & Information Technology

Which folder contains all of the files and folders to make your website work?

a. Base b. Root c. Main d. Index

Computer Science & Information Technology