Intro
▪Computer competency refers to acquiring computer-related skills.
▪Information systems are involved in many of the things we encounter each day.
▪Microcomputers are common in all areas of life.
▪New forms of learning online provide alternatives for people to become educated without attending a physical class.
▪The Web provides new ways to communicate, to find people with similar interests, and to purchase goods.
Internet
- The Internet is often referred to as the Information Superhighway because it connects millions of people across the globe.
- Unlike a typical highway, the Internet moves ideas, data, and information through networks.
- The Web provides an easy-to-use, intuitive multimedia interface to connect to the Internet.
- Competent end users need to be aware of the resources available on the Internet and the Web.
Data
▪Raw, unprocessed facts
▪Processed data becomes information
▪Digital data is stored electronically in files
▪Document files
▪Worksheet files
▪Database files
▪Presentation files
Secondary Storage
▪Holds data and programs even if power is off
▪Hard disk
▪Solid-state storage
▪No moving parts
▪More reliable
▪Requires less power
▪Flash memory cards, USB drives
▪Optical disc
▪Laser technology
▪Great capacity
▪CDs, DVDs