Janos works for a large regional hospital system. The system has data retention policies that have necessitated the backup of certain types of information. As such, he decides that in addition to the standard daily and weekly backups, he would like to create a byte-by-byte copy of data on a particular server's drive to be stored off-site. Which of the following tools might help him perform this action?
A) tcpdump
B) dd
C) dig
D) Zap

Question

Quizplus · Accepted Answer

The "dd" command is a Unix utility used for low-level copying and conversion of raw data. It can create a byte-by-byte copy of a drive, making it suitable for creating an exact replica of a server's drive for backup purposes, aligning with Janos's needs.

Janos Works for a Large Regional Hospital System