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ScanDisk
A DOS and Windows diagnostic program that searches for hard disk errors.
Scanner
Hardware device for converting hard copy pictures, text etc. into digital format.
SCSI
Small Computer System Interface. Pronounced scuzzy, a common means of connecting disk drives and other peripheral devices in high-end systems. Available in several varieties,including "narrow", "wide", "Ultra wide" and "Ultra2".
Second Level Domain
In the Domain Name System (DNS), this is the next highest level in the hierarchy underneath the top-level domains. In a domain name, that portion of the domain name that appears immediately to the left of the top-level domain. For example, the "mydomain" in "www.mydomain.com".
Server
A computer station on a network that handles special tasks, such as disk storage, printing, or communications. A dedicated server handles only its special tasks. An Internet server is a program that interacts with user programs. For example, a "web server" provides World Wide Web pages to your browser program.
SSL
Secure Sockets Layer. An application layer protocol created by Netscape for managing the security of message transmissions in a network. SSL uses the public-and-private key encryption system from RSA, which also includes the use of a digital certificate.