« previous next »

Author Question: Which of the following is true of a data model? A) It is created after the database is designed. ... (Read 58 times)

misspop

  • Hero Member
  • *****
  • Posts: 540
on: Jul 7, 2018
Which of the following is true of a data model?
 
  A) It is created after the database is designed.
  B) It is an attribute whose value is associated with only one entity instance.
  C) It is a logical representation of the structure of the data.
  D) It does not describe the relationships among the data.

Question 2

Version management systems facilitate tracking changes to documents and provide features and functions to accommodate concurrent work.
 
  Indicate whether the statement is true or false


vkodali

  • Sr. Member
  • ****
  • Posts: 357
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

misspop

  • Hero Member
  • *****
  • Posts: 540
Reply #2 on: Jul 7, 2018
Correct answers!


vkodali

  • Sr. Member
  • ****
  • Posts: 357
Reply #3 on: Jul 7, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

tree-ring data tree-ring data
Heart Model Heart Model
Acquiring Weather Data Acquiring Weather Data
Type of Interactions, Model, Examples and Dependence of Energy on Distance Type of Interactions, Model, Examples and Dependence of Energy on Distance
The threshold model explains the discontinuous distribution of some multifactorial traits. In this m The threshold model explains the discontinuous distribution of some multifactorial traits. In this m
Allyl isothiocyanate, ball and stick model Allyl isothiocyanate, ball and stick model
Video: Functional zones in a mitochondrion

For a complete list of videos, visit our video library