Author Question: A ________ key is a field that contains a nonrepeating value, which uniquely identifies each record. ... (Read 97 times)

Coya19@aol.com

  • Hero Member
  • *****
  • Posts: 601
A ________ key is a field that contains a nonrepeating value, which uniquely identifies each record.
 
  A) foreign
  B) primary
  C) secondary
  D) common

Question 2

________ law predicted that the number of transistors that could be placed on an integrated circuit doubles about every two years.
 
  Fill in the blank(s) with correct word



rachel

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

B

Answer to Question 2

Moore's



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

For a complete list of videos, visit our video library