Author Question: All of the following are advantages of packaged data models EXCEPT: A) packaged data models can ... (Read 126 times)

tfester

  • Hero Member
  • *****
  • Posts: 534
All of the following are advantages of packaged data models EXCEPT:
 
  A) packaged data models can be built using proven components evolved from cumulative experiences.
  B) projects take less time and cost less.
  C) the data model is easier to evolve.
  D) more one-to-one relationships give the data model more flexibility.

Question 2

The NoSQL model that incorporates 'column families' is called a:
 
  A) key-value score.
  B) document store.
  C) wide-column store.
  D) column-SQL database.


elizabethrperez

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

D

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Your heart beats over 36 million times a year.

For a complete list of videos, visit our video library