what is data

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Review final exam of System Analysis and Design (SAD)

I. Question
1. What is Use Case Diagram?
2. What is Activity Diagram?
3. What is Flow Chat?
4. What is ER Diagram?
5. What is Data Flow Diagram (DFD)?

II. Drawing
Topic for draw diagram is about: Selling?
Requirement for draw include:
- Use Case Diagram
- Activity Diagram
- ER Diagram
- Data Flow Diagram (DFD)

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As you surf the Web, information is being collected about you. Web tracking is not 100% evil -- personal data can make your browsing more efficient; cookies can help your favorite websites stay in business. But, says Gary Kovacs, it's your right to know what data is being collected about you and how it affects your online life. He unveils a Firefox add-on to do just that.

Gary Kovacs is the CEO of the Mozilla Corporation, where he directs the development of Firefox

[I am] not even two bites into breakfast, and there are already nearly 25 sites that are tracking me. I have navigated to a total of four.” (Gary Kovacs)

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