1Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall 1

What Is Computer Literacy?

• To be computer literate, you must:

– Understand a computer’s capabilities and

limitations

– Know how to use a computer

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• Avoid hackers and viruses

• Protect your privacy

• Understand the real privacy and security risks

• Use the Internet wisely

• Avoid online annoyances

• Maintain your computer

• Make good purchase decisions

• Integrate the latest technology

Being a Savvy Computer User

and Consumer

3

Digital Home

• In a digital home, you can control home

systems from your computer and via the

Internet.

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4

Digital Home - Components

• Media computer with:

– TV tuner

– Radio tuner

– Media software

– Blu-ray, DVD, and/or

CD

– Network adapter

– A network

– A digital television

– A digital media

adapter

– A universal remote

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Computers in Your Career?

• Information technology (IT) involves:

– Information handling

– Information retrieval

– Computers

– Telecommunications

– Software deployment

• The seven fastest-growing occupations

are computer related.

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Computers in Your Career?

• Computer careers in:

– Business

– Retail

– Shipping

– Arts

– Computer gaming

– Education

–Law enforcement

–Legal system

–Agriculture

–Automotive technology

–Medicine

–Sciences

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Computers in

Business, Retail, and Shipping

• Data mining

• Package tracking

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Computers in the Arts

• Web site galleries

• Virtual dance

• Computer-

generated art

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Computer Gaming Careers

• Programming

• 3D animation

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Computers in Education

• Computers in the

classroom

• Distance education

• Computerized

research

• The Internet

• PDA-guided tours

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Computers in Law Enforcement

• Computers find records and possible

suspects.

• Computer forensics is growing.

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Computers in the Legal System

• Surveillance cameras capture crimes

• Forensic animations based on evidence

• High-tech courtrooms

• Handheld wireless devices used to display evidence

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13

Computers in Agriculture

• Programs assist in managing complex

farming business and information systems.

• RFID tags track and record animals in

case of diseases.

• Computerized sensors monitor conditions

and activate equipment to protect crops.

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14

Computers in Automotive

Technology• Environmental

trends and

government

regulations

• Computerized

sensors and CPU

systems in vehicles

• Consumer demand

for computerized

subsystemsCopyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall 14

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Computers in Medicine

• Patient simulators and surgical robots

• Physiome Project

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Biomedical Implants

• Technological solutions to physical

problems

• Identity chips

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Simulations• Supercomputers are used to create

simulations in– Archaeology

– Meteorology

– Cosmology

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Computers in Sports

• Improved training—

exercise physiology

• Timing and

scorekeeping

• Data storage and

statistics

• Best percentage

plays

• Smart goals

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Nanotechnology

• Nanoscience: Study of molecules and

nanostructures—billionth of a meter

• Nanotechnology: Science of use of

nanostructures

• Smaller computers use less electric

power and stay cooler

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Affective Computing

• Computing that relates to emotion or tries to influence emotion—autism or emotional disabilities

• Emotional-Social Prosthesis (ESP) device

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Challenges Facing a

Digital Society

• Privacy risks:– Personal data collection

– E-mail monitoring

• Copyright infringement

• Reliance on computers for security

• Digital divide—have and have nots