Explain why computer systems have both backing storage and ram

Octothorpe is another name for what common computer keyboard symbol?

Assume that there is a 4% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on three independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

Describir textbook icon_person mira los dibujos y describe lo que está pasando. usa los verbos de la lista.