Author Question: In a relation, each row is unique and uniqueness is guaranteed because the relation has a non-empty ... (Read 60 times)

schs14

  • Hero Member
  • *****
  • Posts: 569
In a relation, each row is unique and uniqueness is guaranteed because the relation has a non-empty ________ key value.
 
  A) Unique
  B) Composite
  C) Candidate
  D) Primary

Question 2

Which approach to planning begins with an analysis of an organization's mission?
 
  A) Top-down planning
  B) Top-down projects
  C) Bottom up planning
  D) Bottom up goals


quynhmickitran

  • Sr. Member
  • ****
  • Posts: 330
Answer to Question 1

D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

For a complete list of videos, visit our video library