This topic contains a solution. Click here to go to the answer

Author Question: A for-use-by pattern must involve what kind of entity? A) Strong entity B) Supertype entity C) ... (Read 152 times)

codyclark

  • Hero Member
  • *****
  • Posts: 538
A for-use-by pattern must involve what kind of entity?
 
  A) Strong entity
  B) Supertype entity
  C) Weak entity with one identifying relationship
  D) Weak entity with two identifying relationships

Question 2

An important improvement of XML Schema over DTDs is that ________.
 
  A) XML Schema can be stored external to the document
  B) XML Schema support XQL queries
  C) XML Schema are XML documents
  D) XML Schema are not required
  E) XML Schema can validate XML documents



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

CharlieArnold

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

B

Answer to Question 2

C





 

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

For a complete list of videos, visit our video library