« previous next »

Author Question: Encapsulation is the technique of hiding the internal implementation details of an object from its ... (Read 32 times)

jenna1

  • Hero Member
  • *****
  • Posts: 568
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?
Modern Database Management ¦ Hoffer, Venkataraman, Topi ¦ 13th Edition
Buy Test-Bank


taylorsonier

  • Sr. Member
  • ****
  • Posts: 377
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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

The internal anatomy of the kidney. The internal anatomy of the kidney.
Internal anatomy of an earthworm Internal anatomy of an earthworm
40.04 Internal Surfaces 40.04 Internal Surfaces
Blocked at every turn by congressional Republicans who hated him, President Obama turned to techniqu Blocked at every turn by congressional Republicans who hated him, President Obama turned to techniqu
Internal female reproductive organs. Internal female reproductive organs.
Object Perception and Boundaries Object Perception and Boundaries
Video: Introduction to filtration - filtrate formation and composition

For a complete list of videos, visit our video library