« previous next »

Author Question: A relation is in second normal form if every nonprimary key attribute is functionally dependent on ... (Read 99 times)

bio_gurl

  • Hero Member
  • *****
  • Posts: 524
on: Jul 7, 2018
A relation is in second normal form if every nonprimary key attribute is functionally dependent on the whole primary key.
 
  Indicate whether the statement is true or false

Question 2

When structuring data entry fields, the system should automatically justify data entries.
 
  Indicate whether the statement is true or false


kjo;oj

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

TRUE
Explanation: The key word in this question is whole primary key. Partial dependencies violate second normal form.
CL

Answer to Question 2

TRUE
Explanation: Numbers should be right-justified and aligned on decimal points, and text should be left-justified.
CL


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Emphysema. (a) Illustration comparing normal lungs and emphysemic lungs. The inserts illustrate how Emphysema. (a) Illustration comparing normal lungs and emphysemic lungs. The inserts illustrate how
CMS-1500 (02/12) claim form. CMS-1500 (02/12) claim form.
The I-9 form Cont The I-9 form Cont
Example of an employee performance evaluation form. Example of an employee performance evaluation form.
A comparison of a normal erythrocyte with sickle-cell anemia A comparison of a normal erythrocyte with sickle-cell anemia
Rho-dependent transcription termination Rho-dependent transcription termination
Video: Brief Summary on Photosynthesis - Animation

For a complete list of videos, visit our video library