« previous next »

Author Question: One advantage of optimistic locking is that the lock is obtained only after the transaction is ... (Read 49 times)

shofmannx20

  • Hero Member
  • *****
  • Posts: 562
on: Jul 7, 2018
One advantage of optimistic locking is that the lock is obtained only after the transaction is processed.
 
  Indicate whether the statement is true or false

Question 2

A candidate key is:
 
  A) required to be unique.
  B) used to represent rows in relationships.
  C) a candidate to be the primary key.
  D) Both A and B
  E) All of the above


cdmart10

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 7, 2018
Answer to Question 1

TRUE

Answer to Question 2

E


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Injecting an IV push (bolus) medication; A, into a peripheral saline lock Injecting an IV push (bolus) medication; A, into a peripheral saline lock
The grand opening of the huge Miraflores lock on the Panama Canal in October, 1914. The locks were b The grand opening of the huge Miraflores lock on the Panama Canal in October, 1914. The locks were b
The medical assistant holds the position of the thermometer while the temperature is being obtained. The medical assistant holds the position of the thermometer while the temperature is being obtained.
Obtained from the deadly nightshade plant Atropa belladona, atropine remains a traditional drug ... Obtained from the deadly nightshade plant Atropa belladona, atropine remains a traditional drug ...
Controlling access to water in order to gain political and strategic advantage in Gaza Controlling access to water in order to gain political and strategic advantage in Gaza
Project Management: Achieving Competitive Advantage Project Management: Achieving Competitive Advantage
Video: Kinetic parameters & Kinetic experiment

For a complete list of videos, visit our video library