A storage administrator is auditing an environment and finds that an unknown person accessed

the company silo and removed a number of tapes. These tapes had sensitive company IP and PII
on them, now putting the company in a legally precarious situation. Which of the following could
the administrator do to ensure that lost data is not usable by an unauthorized person in the future?

A storage administrator is receiving reports that nightly backups are impacting system
performance during the beginning of the business day. All servers are backed up via the network
to a backup server that writes directly to tape. Network administrators indicate there is plenty of
bandwidth to the backup server even when the system slows down. Which of the following can be
implemented to BEST speed up backups?

Which of the following technologies would work BEST for a company spread across a number of
locations in a city to connect all their networks?

An administrator is attempting to recover corrupted data from a four disk RAID group. However,
the administrator does not know which RAID level was used. When investigating the volumes, the
administrator notes that there is a duplicate of all data on two of the disks. Which of the following
RAID levels was in use?