WGU C182 | 118 Questions and Answers(A+ Solution guide)

First users were the engineers who built and programmed computers, then employees who had received specialized training were users, and now today, anyone and everyone can be a user. - Evolution of Users Sends files over the network at the request of clients. Responds over LAN, within one location/site. Support both application software and data files. - FILE SERVER Turns a user-friendly domain name, like G, into an Internet Protocol (IP) address like ((( 70.42.251.42 ))) that computers use to identify each other on the network. - Domain Name Server (DNS) Uses TWO KEYS a public and private key for performing encryption and decryption - Public Key Encryption PROVING you are who you say you are which can be done by: what you know, what you have! - Authentication TIER WHERE THE USER interface for the system is developed; SHIELDS THE USER from the underlying logic of the systems as well as the underlying data structures - Presentation Tier SYSTEMS DEPLOYMENT Steps 1. System Conversion 2. Final Documentation 3. End User Training - System Deployment CONNECTS MULTIPLES networks together; can be used to directly connect computers to a network; will relay messages to computers with APPROPRIATE IP ADDRESS - ROUTER