List three of the five advantages of a logical data flow diagram.
What will be an ideal response?
1. Better communication with users
2. More stable systems
3. Better understanding of the business by analysts
4. Flexibility and maintenance
5. Elimination of redundancies and easier creation of the physical model
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An analyst may develop the data flow diagram using a top-down method by using:
A) algebraic notation. B) structural records. C) algebraic notation and structural records. D) vertical expansion methodology.
Effective charts never overwhelm an audience
Indicate whether the statement is true or false
A graphic created with Adobe Flash has the extension ____.
a. FLA b. FLS c. SWF d. MFL
Which of the following guidelines users should follow before opening email attachments?
a. The attachment was expected. b. It is from a known source. c. It appears to be a legitimate business document. d. All the above.