« previous next »

Author Question: The most common style for a logical database model is the: A) relational database model. B) ... (Read 143 times)

scienceeasy

  • Hero Member
  • *****
  • Posts: 565
on: Jul 7, 2018
The most common style for a logical database model is the:
 
  A) relational database model.
  B) hierarchical database model.
  C) network database model.
  D) object-oriented database model.
  E) hybrid database model.

Question 2

Hiding the internal implementation details of an object from its external view is called incorporation.
 
  Indicate whether the statement is true or false


Jadwiga9

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 7, 2018
Answer to Question 1

A
Explanation: A) The relational model is by far the most frequently used database technology used today. Competing models such as the object-oriented approach have not taken off.
CL

Answer to Question 2

FALSE
Explanation: This technique of hiding the internal implementation details of an object from its external view is known as encapsulation.
CL


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

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?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Common invasive species in the Adelaide Hills: Olive, Artichoke thistle, Fennel and Bamboo Common invasive species in the Adelaide Hills: Olive, Artichoke thistle, Fennel and Bamboo
The family of a soldier in the 31st Philadelphia Infantry camps near Washington, DC. Although both a The family of a soldier in the 31st Philadelphia Infantry camps near Washington, DC. Although both a
Common skin signs are often evidence of an illness or disorder. A macule is a discolored spot on the ... Common skin signs are often evidence of an illness or disorder. A macule is a discolored spot on the ...
Common Root Words and Combining Forms Cont Common Root Words and Combining Forms Cont
The attenuation model regulating the tryptophan operon The attenuation model regulating the tryptophan operon
Common Characteristics of the Inheritance of Autosomal Common Characteristics of the Inheritance of Autosomal
Video: Humerus Adduction Animation

For a complete list of videos, visit our video library