Author Question: A possible problem with keeping data in lists is that if you delete a row of data from a list, you ... (Read 109 times)

KWilfred

  • Hero Member
  • *****
  • Posts: 570
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

  • Sr. Member
  • ****
  • Posts: 346
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.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

For a complete list of videos, visit our video library