Data integrity may be affected by how data is stored. Which of ...

[ahriuashd]

Data integrity may be affected by how data is stored. Which of the following storage methods is the most reliable?
 
  1. Portable hard drive with removable disk
  2. Optical media and disks
  3. Magnetic tape or cartridges
  4. Redundant Array of Disks (RAID)

Question 2

When comparing various uses of computing, which of these works well for corporate training?
 
  1. Chat room
  2. Wiki
  3. E-mail
  4. E-learning

[soda0602]

Answer to Question 1

4
Rationale: RAID technology uses two or more hard drives that are interconnected to duplicate data. Magnetic tapes, optical media, and portable hard drives do not automatically store duplicate copies of data.

Answer to Question 2

4
Rationale: E-learning works well for corporate training because it allows users to skip material that they already know. It is considered to be efficient for corporate purposes. A chat room would be too limiting for training purposes.

[ahriuashd]

Thanks for the timely response, appreciate it

[nothere]

Gracias!