Q: The data flow symbols shown in Figure 5-1 were designed
The data flow symbols shown in Figure 5-1 were designed by Ed Yourdon, who was a well-known IT author, lecturer, and consultant. Many IT professionals consider him to be among the most influential men...
See AnswerQ: Explore three CASE tools that provide the ability to draw the four
Explore three CASE tools that provide the ability to draw the four basic DFD symbols and describe what you liked and disliked about each tool.
See AnswerQ: Provide an example of technical obsolescence and explain how it can be
Provide an example of technical obsolescence and explain how it can be a threat to an information system.
See AnswerQ: Draw a context diagram and a diagram 0 DFD that represents the
Draw a context diagram and a diagram 0 DFD that represents the information system at a typical library.
See AnswerQ: Create a decision table with three conditions. You can make one
Create a decision table with three conditions. You can make one up or use a scenario from everyday life. Either way, be sure to show all possible outcomes.
See AnswerQ: Explore the use of Structured English to describe processes in fields other
Explore the use of Structured English to describe processes in fields other than systems analysis.
See AnswerQ: Contact the IT staff at your school or at a local business
Contact the IT staff at your school or at a local business to learn if they use O-O programming languages. If so, determine what languages and versions are used, how long they have been in use, and wh...
See AnswerQ: Create a presentation explaining O-O analysis, including definitions of
Create a presentation explaining O-O analysis, including definitions of basic terms, including objects, attributes, methods, messages, and classes.
See AnswerQ: Draw an activity diagram showing the actions and events involved in depositing
Draw an activity diagram showing the actions and events involved in depositing a check to a bank account using a mobile app.
See AnswerQ: Investigate business process modeling languages, such as BPEL.
Investigate business process modeling languages, such as BPEL.
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