Although you're talking to her on the phone, the sound of the administrative assistant's screams of despair can be heard down the hallway. She has inadvertently deleted a file that the boss desperately needs. Which type of backup is used for the immediate recovery of a lost file?
a. Onsite storage
b. Working copies
c. Incremental backup
d. Differential backup
Answer: B
Working copies are backups that are usually kept in the computer room for immediate use in recovering a system or lost file.