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 182 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?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

For a complete list of videos, visit our video library