Author Question: What are some of the characteristics of quality data? What will be an ideal ... (Read 70 times)

leo leo

  • Hero Member
  • *****
  • Posts: 566
What are some of the characteristics of quality data?
 
  What will be an ideal response?

Question 2

Applications such as decision support or data warehousing often do not require current data and are supported by periodic snapshots.
 
  Indicate whether the statement is true or false


karmakat49

  • Sr. Member
  • ****
  • Posts: 369
Answer to Question 1

There are many characteristics that define quality data:
1. Uniquenesseach entity exists no more than once within the database
2. Accuracy
3. Consistencyvalues in one set of data are consistent with values in another set
4. Completenessdata have assigned values if they need assigned values
5. Timelinessmeeting expectations for the time between having the data and making it available for access
6. Currencyhow up to date is the data set?
7. Conformanceis the data stored in conformance to the metadata?
8. Referential integrity

Answer to Question 2

TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

For a complete list of videos, visit our video library