Describe a data dictionary and list the types of information it contains.
Answer to relevant QuestionsHow would you level DFDs?Some systems analysts find it better to start with a decision table, and then construct a decision tree. Others believe it is easier to do it in the reverse order. Which do you prefer? Why?1. Create a decision table that describes Big State University course catalog regarding eligibility for MIS 260. Show all possible rules.2. Simplify the table you just created. Describe the results.3. Draw a simplified ...Define polymorphism, and provide three examples.1. Identify possible actors and use cases involved in Personal Trainer’s operations.2. Create an object relationship diagram for the Personal Trainer information system.3. Create a use case diagram for one of the use ...
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