CHAPTER 1 TOPICS Chapter 1: Using Technology Computer literacy Computers and careers Future technologies Challenges of a digital society © 2009 Prentice- Hall, Inc. 1

2 What Is Computer Literacy? To be computer literate you must:To be computer literate you must: –Understand a computer’s capabilities and limitations and anticipate its future –Know how to use a computer –Improve resume –Make you more active in our society, more aware – “get with it”. –(Computer literacy is not to program a computer, nor to build one.)

Avoid hackers and viruses - chap 3, 7, 9 Protect your privacy - chap 3, 7, 9 Understand the real risks - chap 3, 9 Use the Internet wisely - chap 3 Avoid online annoyances - chap 3, 9 Maintain your computer – many chapters Make good purchase decisions -chap 2, 6 Integrate the latest technology - many © 2009 Prentice- Hall, Inc. 3 Being a Savvy Computer User and Consumer

TECHNOLOGY AND SOCIETY © 2009 Prentice-Hall, Inc. 4 Crisis mapping software to map Kenyan election related events and violence to regions of a map Politicians use Social media

TECHNOLOGY AND SOCIETY Healthcare – biomedical chip for “cures” to diseases of the retina, macular degeneration and retinitis pigmentosa © 2009 Prentice-Hall, Inc. 5

DIGITAL DIVIDE The divide between those affording digital devices and Internet access and those who cannot for economic reasons or because they live in remote locations. Does do private citizens and governments have solutions? © 2009 Prentice-Hall, Inc. 6

COMPUTERS IN YOUR CAREER? Information Technology (IT) involves:  Information handling  Information retrieval  Computers  Telecommunications Seven fastest-growing occupations are computer related © 2009 Prentice- Hall, Inc. 7

COMPUTERS IN YOUR CAREER? Computer careers in:  Business  Retail +Shipping  Arts  Education © 2009 Prentice- Hall, Inc. 8 –Medicine –Law Enforcement –Legal System –Sciences

© 2009 Prentice- Hall, Inc. 9 Computers in Business, Retail, and Shipping Data miningData mining Personal Shopper SystemsPersonal Shopper Systems Package trackingPackage tracking

Web site galleries Virtual dance Computer-generated art Anne Burns, LIU © 2009 Prentice- Hall, Inc. 10 Computers in the Arts

COMPUTERS IN THE ARTS Computers in the classroom Distance education  Course management systems (Blackboard, WebCT and Moodle) Computerized research The Internet for resources and research © 2009 Prentice- Hall, Inc. 11

ART Museums of art offer visitors PDA-guided tours Moma (Museum of Modern Art) Visitors may download multimedia tour presentation files from the wifi to their mobile devices and smartphones © 2009 Prentice- Hall, Inc. 12

DIGITAL HOME: COMPONENTS FOR TV – OMIT THIS SLIDE Media computer with:  TV tuner  Radio tuner  Media software  Blu-ray, DVD, and/or CD  Network adapter Other: network (including TV), OLED or newer TV, digital media adapter which allows transfer media files from PC to TV 13

Copyright © 2011 Pearson Education, Inc. Publishing as Prentice Hall 14 Computers in Law Enforcement Search databases Predict criminal activity Employ computer forensics – use of computer to gather evidence Training (microexpressions)Training (microexpressions)

© 2009 Prentice-Hall, Inc. 15 Computers in the Legal System Surveillance cameras capture crimesSurveillance cameras capture crimes Forensic animations based on evidenceForensic animations based on evidence High-tech courtroomsHigh-tech courtrooms Handheld wireless devices used to display evidenceHandheld wireless devices used to display evidence

Patient simulators and surgical robots Digital modeling of human anatomy Copyright © 2011 Pearson Education, Inc. Publishing as Prentice Hall 16 Computers in Medicine

BIOMEDICAL IMPLANTS Technological solutions to physical problems Identity chips © 2009 Prentice- Hall, Inc. 17

SIMULATIONS & SUPERCOMPUTERS Supercomputers used to create simulations in Archeology, Astronomy, Meteorology, healthcare supercomputer located at the Center for Excellence, in the Computational Research Center (Roswell Park campus ) has a processor of speed 2.4 Tera-hz = 2,400 giga-hz = 2,400,000,000,000 hz. Hertz (hz) is cycles per sec. © 2009 Prentice-Hall, Inc.18

NANOTECHNOLOGY Nano: Prefix stands for one-billionth Nanoscience: Study of molecules and nanostructures Nanostructures: Range in size from 1 to 100 nanometers Nanotechnology: Science of the use of nanostructures Copyright © 2011 Pearson Education, Inc. Publishing as Prentice Hall19

COMPUTERS IN PSYCHOLOGY Affective computing - relates to emotion or tries to influence emotion Emotional prosthesis device (MACH) Biped (two-legged) robots Copyright © 2011 Pearson Education, Inc. Publishing as Prentice Hall 20