« previous next »

Author Question: Which of the following terms best describes the condition where every foreign key must refer to an ... (Read 18 times)

fasfsadfdsfa

  • Hero Member
  • *****
  • Posts: 554
on: Jul 7, 2018
Which of the following terms best describes the condition where every foreign key must refer to an existing primary key?
 
  A) Physical Design
  B) Null values
  C) Referential Integrity
  D) All of the above

Question 2

The data dictionary is a reference work of data about data.
 
  Indicate whether the statement is true or false


cat123

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jul 7, 2018
Answer to Question 1

C

Answer to Question 2

TRUE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th
Mirror Box Therapy Compared to Mental Visualization and a Control Condition Mirror Box Therapy Compared to Mental Visualization and a Control Condition
Medical Terms and Corresponding Synonyms Cont Medical Terms and Corresponding Synonyms Cont
Write equilibrium constant expressions for the following reactions in terms of concentration: Write equilibrium constant expressions for the following reactions in terms of concentration:
Write equilibrium constant expressions for the following reactions in terms of concentration: Write equilibrium constant expressions for the following reactions in terms of concentration:
expiremntal psychology and its terms expiremntal psychology and its terms
Video: Bacteriophage (Virus) - Mice Experiment

For a complete list of videos, visit our video library