Author Question: Which of the following statements about having a vendor perform package maintenance is false? A) ... (Read 76 times)

tichca

  • Hero Member
  • *****
  • Posts: 554
Which of the following statements about having a vendor perform package maintenance is false?
 
  A) The vendor may go out of business before the clinet wishes to stop using the system.
  B) Vendors continue to support all prior versions of a package.
  C) New versions of a system may include undesired changes.
  D) A well-designed contract with a vendor can result in considerable cost avoidance over the life of the system.

Question 2

Describe methods and their relationships with operations.
 
  What will be an ideal response?



millet

  • Sr. Member
  • ****
  • Posts: 354
Answer to Question 1

B

Answer to Question 2

A method is how an operation is implemented or actually carried out by the object when it receives a message. In call events, both the operation and the method exist within one object. In signal and time events, the message sender specifies the event and the recipient implements it.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

For a complete list of videos, visit our video library