Author Question: The attribute on the left-hand side of the arrow in a functional dependency is the: A) candidate ... (Read 72 times)

rmenurse

  • Hero Member
  • *****
  • Posts: 513
The attribute on the left-hand side of the arrow in a functional dependency is the:
 
  A) candidate key.
  B) determinant.
  C) foreign key.
  D) primary key.

Question 2

A candidate key must satisfy all of the following conditions EXCEPT:
 
  A) the key must uniquely identify the row.
  B) the key must indicate the row's position in the table.
  C) the key must be nonredundant.
  D) each nonkey attribute is functionally dependent upon it.


meltdown117

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

B

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

For a complete list of videos, visit our video library