Your disaster recovery plan calls for tape backups stored at a different location. The location is a safe deposit box at the local bank. Because of this, the disaster recovery plan specifies that you choose a method that uses the fewest tapes, but also allows you to quickly back up and restore files. Which backup strategy would best meet the disaster recovery plan for tape backups?

Store Physical Backup Media Offsite. Like data stored in the cloud, offline data stored on physical media is susceptible to unauthorized access. Offsite media storage helps significantly reduce the possibility of theft and physical damage to your media assets from fires, floods and natural disasters.

An incremental backup is one in which successive copies of the data contain only the portion that has changed since the preceding backup copy was made. ... Incremental backups are often desirable as they reduce storage space usage, and are quicker to perform than differential backups.

the formula for work is

f*d

therefore work=2.0n*3.0=6n*m

answer unified communications;