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 15 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

Perkypinki

  • Member
  • Posts: 339
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Diagram of a cell nucleus Diagram of a cell nucleus
Animal Cell Diagram Animal Cell Diagram
Diagram of a section of a 15th-century oil painting Diagram of a section of a 15th-century oil painting
Schematic Diagram of Steam-to-air experiment (CHE415 Unit Operations) Schematic Diagram of Steam-to-air experiment (CHE415 Unit Operations)
Comparison of Type 1 and Type 2 Diabetes Comparison of Type 1 and Type 2 Diabetes
Diagram of a neuron. Diagram of a neuron.
Video: Structures that affect circulation - heart and systolic/diastolic BP

For a complete list of videos, visit our video library