Discusses the need to back up computer files, and describes the technological evolution of back-up methods. Reviews tape drive and external hard drive back-up products offered by computer companies and presents back-up strategies to use with all back-up methods. A sidebar lists information on the reviewed products. (JMV)

Discusses computer failures or destruction, explores hardware available to help save the intellectual content, and reviews backup strategies. Highlights include floppy disks; Zip drives; CD drives; DVD recorders; additional hard drives; Web storage options; testing backup systems for reliability; and commercial companies that offer restoring…

Suggests school leaders must understand the total cost of ownership (TOC)-all of the costs involved with installing, operating, and maintaining computers-if they are going to use them to full advantage and cost-effectively. Discusses the major components of TCO after initial hardware investment (professional development, software, support, and…

Discusses modem speed, factors affecting performance; phone-line limitations; new options: Interactive Services Digital Network (ISDN) and Digital Subscriber Link (DSL); satellite delivery; cable modems; and choosing the right solution. (PEN)