Questions from Software Engineering


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...

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Q: 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.

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Q: 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.

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Q: 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.

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Q: 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.

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Q: 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.

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Q: 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...

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Q: 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.

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Q: 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.

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Q: Investigate business process modeling languages, such as BPEL.

Investigate business process modeling languages, such as BPEL.

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