class/ ch13-16 test & ch17

CH17 Information Technology
data - raw info, not organized, not analysed / 70s DP(data processing)-try to make data useful
info - organized, analysed info / 90s IT - help manager to make decision with useful info
now KT(knowledge technology) - give relevant info to right people at right time, people don't have to look for info
infoglut - info overloaded
good info - quality,completeness, timeliness, relevance
Data mining - look for hidden relationship between data in data wearhouse
Internet-public/Intranet-private/Extranet-share info w/several companies
Human resouce issues - need employee who has IT skill, enable telecommuting
Security issues - a hacker, viruses, cookies/privacy issues