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

Author Question: A file in which the length of characters is the same for each column is called: A) A fixed length ... (Read 170 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
A file in which the length of characters is the same for each column is called:
 
  A) A fixed length file
  B) A delimited file
  C) An XML file
  D) A plain text file

Question 2

Which of the following represent an advantage of a natural key?
 
  A) A natural key helps protect data integrity by preventing accidental entry of duplicate rows
  B) It is always easy to guarantee the uniqueness of a natural key
  C) Natural key belong to and describe the entity
  D) Both A and C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jadwiga9

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

A

Answer to Question 2

D




AEWBW

  • Member
  • Posts: 579
Reply 2 on: Jul 7, 2018
YES! Correct, THANKS for helping me on my review


vickybb89

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Excellent

 

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

For a complete list of videos, visit our video library