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Author Question: Encapsulation is the technique of hiding the internal implementation details of an object from its ... (Read 79 times)

jenna1

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on: Jul 7, 2018
Encapsulation is the technique of hiding the internal implementation details of an object from its external view.
 
  Indicate whether the statement is true or false

Question 2

What are the characteristics of data after ETL?
 
  What will be an ideal response?
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taylorsonier

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Reply #1 on: Jul 7, 2018
Answer to Question 1

TRUE

Answer to Question 2

The goal of ETL is to provide a single, authoritative source for data that support decision making. Ideally, the data layer will have the following characteristics:
1. Detailed, providing maximum flexibility
2. Historical
3. Normalizedfully normalized to third normal form
4. Comprehensive
5. Timely
6. Quality controlled


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