Author Question: Briefly describe the role of technology in conceptual, logical, and physical modeling. What will ... (Read 26 times)

TFauchery

  • Hero Member
  • *****
  • Posts: 500
Briefly describe the role of technology in conceptual, logical, and physical modeling.
 
  What will be an ideal response?

Question 2

Which of the following is NOT a type of early database models?
 
  A) digital
  B) flat
  C) hierarchical
  D) network



karmakat49

  • Sr. Member
  • ****
  • Posts: 369
Answer to Question 1

Logical design avoids specific technologies and physical design maps the logical design into specific technology or technologies. Conceptual modeling is independent of technology.

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

For a complete list of videos, visit our video library