This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When transforming an E-R diagram into normalized relations, the identifier of the entity type ... (Read 61 times)

K@

  • Hero Member
  • *****
  • Posts: 608
on: Jul 7, 2018
When transforming an E-R diagram into normalized relations, the identifier of the entity type becomes:
 
  A) the primary key of the corresponding relation.
  B) the foreign key in the corresponding relation.
  C) a nonkey attribute in the corresponding relation.
  D) a secondary key in the corresponding relation.
  E) a homonym in the corresponding relation.

Question 2

All processes, information systems, and information must be constructed to facilitate an organization's competitive strategy.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

leeeep

  • Sr. Member
  • ****
  • Posts: 315
Reply #1 on: Jul 7, 2018
Answer to Question 1

A
Explanation: A) This primary key uniquely identifies an entity instance (row) in the relation.
CL

Answer to Question 2

TRUE


K@

  • Member
  • Posts: 608
Reply 2 on: Jul 7, 2018
YES! Correct, THANKS for helping me on my review

raili21

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

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.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Mutation and selection diagram Mutation and selection diagram
Endoscope Diagram Endoscope Diagram
Jaguar F-type back Jaguar F-type back
Switching of mating type in haploid yeast cells Switching of mating type in haploid yeast cells
Schematic Diagram Schematic Diagram
Hip anatomy diagram Hip anatomy diagram
Video: Chemical Equilibrium between N2O4 (colorless gas) and NO2 (brown gas)

For a complete list of videos, visit our video library