The linear tape system has a simple tape path and limited motion of the head. Logically, the smaller number of fixed and moving parts in the linear tape drive contributes to its reliability and durability and puts it at a lower price point. Travan NS Tape Library systems have space for as many as 15 Travan NS 8GB cartridges and attach to any Windows NT or Netware network. Optical disk CD-ROMs have clearly become a mainstay in the computer industry, capable of storing up to 650MB of computer data. The data is pressed into the disk just like it is pressed into the grooves of an LP record.
Most computers come equipped with CD-ROM drives.
CD-R disks can hold as much as 650MB of computer data or as many as 74 minutes of quality CD music. The data is broken down into 1s and 0s and burned into the recording layer of the CD-R disk as dark spots. You can add data to CD-R disks in later sessions, but you can t erase them. Compact disk rewritable technology lets you erase and rewrite CD-RW disks the same way you can rewrite and reformat a floppy disk. The disks hold as much as 650MB of data.