« previous next »

Author Question: A primary key is: A) required to be unique. B) used to represent rows in relationships. C) a ... (Read 18 times)

stephzh

  • Hero Member
  • *****
  • Posts: 556
on: Jul 7, 2018
A primary key is:
 
  A) required to be unique.
  B) used to represent rows in relationships.
  C) a candidate key.
  D) used to identify unique rows.
  E) All of the above

Question 2

During the design phase of developing a database system, the users are asked about the need for changes to existing forms and reports.
 
  Indicate whether the statement is true or false


ambernicolefink

  • Sr. Member
  • ****
  • Posts: 359
Reply #1 on: Jul 7, 2018
Answer to Question 1

E

Answer to Question 2

FALSE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Structure of cellulose, the main macromolecule of the primary cell wall Structure of cellulose, the main macromolecule of the primary cell wall
Evolutionary relationships of the fungi Evolutionary relationships of the fungi
Relationships among major invertebrate lineages Relationships among major invertebrate lineages
Plant apical meristems and the primary tissues they produce. Plant apical meristems and the primary tissues they produce.
The Power and Control Wheels of Abusive Relationships When one person in a relationship repeatedly ... The Power and Control Wheels of Abusive Relationships When one person in a relationship repeatedly ...
Cell-mediated immunity, primary and secondary response. Cell-mediated immunity, primary and secondary response.
Video: Monohybrid crosses

For a complete list of videos, visit our video library