What are the most important factorsfor recovering from a disaster? Choose all that apply.

A.
Planning.

B.
System Redundancy.

C.
Scheduled backups.

D.
Security.

E.
Having the network administrators on standby.

Explanation:
The most important elements of recovering from a disaster are planning, system redundancy, scheduled backup and security. Planning is the first factor in being ready for recovering from a disaster. System redundancy is the process of increasing the number of servers so that any failed server can immediately be replaced. Scheduled backups should be performed regularly to copy the contents of your system hard drives to backup tapes.
Security is always an important factor in various aspects of network management.
Incorrect
Answers:
E: Having the network administrators on standby is not one of the important factors for recovering from a disaster.

References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 544-545.