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 153 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?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

For a complete list of videos, visit our video library