« previous next »

Author Question: Which of the following terms best describes the condition where every foreign key must refer to an ... (Read 12 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?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Man undergoing a stress test on a treadmill while physician monitors his condition Man undergoing a stress test on a treadmill while physician monitors his condition
Anterior and lateral views of the body illustrating directional terms. Anterior and lateral views of the body illustrating directional terms.
Blood-typing and cross-reactions: The blood type depends on the presence of surface antigens (agglut Blood-typing and cross-reactions: The blood type depends on the presence of surface antigens (agglut
Intussusception. The condition is caused by an infolding of the small intestine, which often causes Intussusception. The condition is caused by an infolding of the small intestine, which often causes
Dermatitis herpetiformis is a blistering skin condition associated with celiac disease. Dermatitis herpetiformis is a blistering skin condition associated with celiac disease.
Create a map that integrates the following terms: alternative splicing, constitu Create a map that integrates the following terms: alternative splicing, constitu
Video: Introduction to Sickle Cell Anemia

For a complete list of videos, visit our video library