This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Inheritance is one of the major advantages of using the object-oriented model. Indicate whether ... (Read 9 times)

fagboi

  • Hero Member
  • *****
  • Posts: 535
on: Jul 7, 2018
Inheritance is one of the major advantages of using the object-oriented model.
 
  Indicate whether the statement is true or false

Question 2

When each nonprimary key attribute is identified by the whole key, the relation is said to be in at least:
 
  A) second normal form.
  B) third normal form.
  C) fourth normal form.
  D) fifth normal form.
  E) a relational form.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ankilker

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 7, 2018
Answer to Question 1

TRUE
Explanation: For instance, there is no need for a programmer to write code that has already been written for a superclass.
CL

Answer to Question 2

A
Explanation: A) Second normal form deals with composite primary keys where part of the key determines another non-key attribute.
CL


fagboi

  • Member
  • Posts: 535
Reply 2 on: Jul 7, 2018
:D TYSM

bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Critical thinking model for safety assessment Critical thinking model for safety assessment
Trombone Model of DNA Trombone Model of DNA
Metabolic interactions among the major fuel-metabolizing organs Metabolic interactions among the major fuel-metabolizing organs
A model for initiation of E. coli DNA replication at oric A model for initiation of E. coli DNA replication at oric
Disease: Major environmental health problems Disease: Major environmental health problems
James Watson and Francis Crick’s metal-and wire model of DNA James Watson and Francis Crick’s metal-and wire model of DNA
Video: Protein Secondary and Tertiary Structures - Animation

For a complete list of videos, visit our video library