A possible problem with keeping data in lists is that if you ...

[KWilfred]

A possible problem with keeping data in lists is that if you delete a row of data from a list, you may also delete some data items that you want to keep.
 
  Indicate whether the statement is true or false

Question 2

What type of maintenance was being performed on PVC's Webstore to improve system reliability?
 
  What will be an ideal response?

[jomama]

Answer to Question 1

TRUE

Answer to Question 2

It is clearly adaptive in that we plan to migrate the system to a more reliable environment. It is also perfective and preventive. It is perfective in that we want to make some operational changes that will improve system performance, and it is also preventive given that one of our objectives is to reduce the likelihood of system failures.