A shaded bar that provides a visual cue about the value of a cell relative to other cells is a:

Ben is concerned about password cracking attacks against his system. He would like to implement controls that prevent an attacker who has obtained those hashes from easily cracking them. What two controls would best meet this objective?

A. Longer passwords and salting B. Over-the-wire encryption and use of SHA1 instead of MD5 C. Salting and use of MD5 D. Using shadow passwords and salting

Run the following commands on one command line so that they do not terminate when you logout. What command line did you use?

find / -inum 23476 -print > all.links.hard 2> /dev/null find / -name foo -print > foo.paths 2> /dev/null