This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What are some of the dangers of having redundant data in a database? What will be an ideal ... (Read 51 times)

a0266361136

  • Hero Member
  • *****
  • Posts: 538
on: Jul 7, 2018
What are some of the dangers of having redundant data in a database?
 
  What will be an ideal response?

Question 2

The layer of the IEEE 802 reference model that includes such functions as encoding/decoding of signals and bit transmission/reception is the _________ .
 
  A. physical layer B. control layer
 
  C. logical link layer D. media access layer


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

alexisweber49

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 7, 2018
Answer to Question 1

Redundant data makes it easier for mistakes to happen. Data may be updated in one place but not in another, making it inconsistent.

Answer to Question 2

A


a0266361136

  • Hero Member
  • *****
  • Posts: 538
Reply #2 on: Jul 7, 2018
Thank you :)


alexisweber49

  • Sr. Member
  • ****
  • Posts: 311
Reply #3 on: Jul 7, 2018
Happy to help you


« previous next »
 

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Prevalence of Diabetes in the United States Based on Age and Sex Data from the American Diabetes ... Prevalence of Diabetes in the United States Based on Age and Sex Data from the American Diabetes ...
A physician uses a portable electronic tablet to enter patient data while in the examination room. A physician uses a portable electronic tablet to enter patient data while in the examination room.
The Number of Children Americans Think Are Ideal The Number of Children Americans Think Are Ideal
A model of the 70S ribosome based upon early structural data A model of the 70S ribosome based upon early structural data
Chi-Square Analysis of Mendel's Data Chi-Square Analysis of Mendel's Data
Linkage Data from 39 Families with Cystic Fibrosis Linkage Data from 39 Families with Cystic Fibrosis
Video: Amniocentesis and CVS Animation

For a complete list of videos, visit our video library