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

Author Question: Which of the following is not a basic element of the E-R Model? A) Identifiers B) Entities C) ... (Read 48 times)

APUS57

  • Hero Member
  • *****
  • Posts: 571
on: Jul 7, 2018
Which of the following is not a basic element of the E-R Model?
 
  A) Identifiers
  B) Entities
  C) Cardinalities
  D) Use cases
  E) Relationships

Question 2

What is the least restrictive isolation level that will prevent nonrepeatable reads?
 
  A) Read Committed
  B) Serializable
  C) Read Uncommitted
  D) Atomic Read
  E) Repeatable Read


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Kimmy

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 7, 2018
Answer to Question 1

D

Answer to Question 2

E


APUS57

  • Member
  • Posts: 571
Reply 2 on: Jul 7, 2018
Excellent

kilada

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Lab: Paramecium Model Lab: Paramecium Model
Model for evidence-based clinical decision making. Model for evidence-based clinical decision making.
Element Cube Element Cube
Opener Model showing how the lac repressor and catabolite-activating protein Opener Model showing how the lac repressor and catabolite-activating protein
The orange ball is a model of an HPV16 virus The orange ball is a model of an HPV16 virus
The island model of migration The island model of migration
Video: Types of energy transfer reactions: oxidation-reduction reactions and ATP generation reactions

For a complete list of videos, visit our video library