Computer Literacy BASICS: Lesson 24 & 25 Vocabulary

Computer Literacy BASICS: Lesson 24 & 25 Vocabulary Terms

40 cards   |   Total Attempts: 182
  

Cards In This Set

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Biometric Security Measures
Method of high-level security that examines a fingerprint, voice pattern, or the iris or retina of the eye and matches it with the original entry in the system
Cable Modem
Uses coaxial cable to send and receive data
Client
A software program such as Internet Explorer
Client/Server Network
Software architectural model relationship
Communication Channels
Can include telephone systems, fiber optics, satellites, microwaves, or any combination of these
Digital Subscriber Line (DSL)
Internet connection technology that provides for the transfer of information to a computer at high-speed bandwidth over ordinary copper telephone lines
Extranet
Similar to an intranet, but allows specific users outside of the organization to access internal information systems
Firewall
Special hardware and software that protect individual companies’ networks from external networks
Hacker
Person who breaks into computer systems to steal services and information
Hub
Small, simple, inexpensive device that joins multiple computers together
Internet
Small, simple, inexpensive device that joins multiple computers together
Intranet
A network designed for the exclusive use of people within an organization
Local Area Network (LAN)
Connects personal computers, workstations, and other devices such as printers and scanners in a limited geographical area
Modem
Device that enables a computer to transmit voice data over telephone lines
Node
A device on a network; generally shares resources such as printers, software, and other hardware