This topic contains a solution. Click here to go to the answer

Author Question: Generally speaking, a physical table always corresponds to a relation. Indicate whether the ... (Read 114 times)

clippers!

  • Hero Member
  • *****
  • Posts: 828
Generally speaking, a physical table always corresponds to a relation.
 
  Indicate whether the statement is true or false

Question 2

Designing usable forms and reports requires:
 
  A) prototyping.
  B) data modeling.
  C) active interaction with end users.
  D) process modeling.
  E) using structured analysis.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Bison

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

FALSE
Explanation: A physical table may or may not correspond to one relation. For instance, in a many-to-many relationship, these relations typically require three tables.
CL

Answer to Question 2

C
Explanation: C) Keep in mind that designing usable forms and reports requires your active interaction with users. If this single and fundamental activity occurs, you will likely create effective designs. For example, the human-computer interface is one of the greatest challenges.
CL





 

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

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?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

For a complete list of videos, visit our video library