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COMP110. Introduction to Computers and Information Systems Dirksen 8/7/2014 Outline (Long Text). Chapter 1. Information Technology Competency. What is Information Technology Competency? IT Competency Assessment. Our Challenge For The Twenty-First Century. The Virtual Frontier
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COMP110 • Introduction to Computers and Information Systems • Dirksen 8/7/2014 • Outline (Long Text)
Information Technology Competency • What is Information Technology Competency? • IT Competency Assessment
Our Challenge For The Twenty-First Century • The Virtual Frontier • Your Challenge
Information Technology In Our Lives • IT in Our Lives: Yesterday • IT in Our Lives: Today • At Home • At Play • At Work • At School or College
Information Technology In Our Lives • IT in Our Lives: Tomorrow • Digital Convergence • At Home in 2010 • Entertainment Everywhere We Go, Whenever We Want It • The Cashless Society • Shopping Anywhere, Anytime, for Anything • Telemedicine: Networked Health Care • High-Tech Voting • The Education Revolution • The National Database • The Trend towards Telecommuting
Our Global Village • The Spirit of Sharing • Cruising the Net
Personal Computers to Supercomputers • Computer Systems Basics • Personal Computers: Up Close and Personal • Notebook PCs • Desktop PCs • Configuring a PC: Selecting the PC’s Components • Wearable PCs
Personal Computers to Supercomputers • Handheld Computers: A Computer in Hand is Better than… • Workstations: Hot Rods • Server Computers: Corporate Workhorses • Supercomputers: Processing Giants
Computer System Capabilities • Processing Data and Producing Information • The Computer’s Strengths • Speed • Accuracy • Consistency • Reliability • Communications • Memory Capability
Computer System Capabilities • Comparing Computer and Human Capabilities
The operating system • The House of Software • Directing the Action in a Computer • Operating System Functions • Allocating System Resources • The User Interface • PC Operating Systems and Platforms • PC Platforms Overview • The PC/Windows Platforms • The Macintosh/Mac OS X Platform • UNIX, Linux, and LindowsOS • Platforms for Businesses • Utility Programs
Windows Concepts And Terminology • The Desktop • The Window • The Workspace • Menus and Toolbars • The Dialog Box • Sharing Information Among Applications • Working with Files • Types of Files: ASCII to Video • Files and Parking Lots • What to Do with a File • File Management • Help: F1
Productivity Software: The Software Suite • A. Word Processing: The Most Popular Productivity Application • Presentation Software: Putting on the Show • Spreadsheet Software: The Magic Matrix • Database Software: A Dynamic Data Tool • Personal Information: Management Software
Cornucopia Of Pc Software • Home and Family Software • Education and Edutainment Software • Reference Software • Business and Financial Software
Graphics Software and Multimedia • Graphics Software • Paint Software and Bit-Mapped Graphics • Draw Software and Vector Graphics • Photo Illustration Software • Drag-and-Drop Software • Animation Software • Video Editing Software • The Multimedia Experience • Growing with Multimedia • Multimedia Resources • Sound Files • Image Files • Motion Video Files • Creating a Multimedia Application: Putting the Resources Together
The Internet • The Internet: Interconnected Networks • ARPANET to the Internet • Who Governs the Internet • Connecting to the Internet: Narrowband and Broadband • Narrowband: Dialup Service • Broadband: Fast Internet Service • The Link to the Internet • Connect via an Internet Service Provider • Connect via an Information Service Gateway • Direct via Network Connection • TCP/IP and Packet Switching • Going Online Without a PC • Retrieving and Viewing Information on the Internet • The Domain Name • The Internet Address: URL • HTML: Putting the Page Together
Internet Browsers • Concepts and Features • The Web Site • Internet Servers and Addresses • Navigating the Internet • Browser Plug-ins
Internet Resources and Applications • Finding Resources and Information on the Net • Browsing the Net • Using Search Engines to Search the Net • Asking Someone • Internet Applications • Web Servers • FTP Servers • Communicating with People over the Net • E-Mail • Newsgroups • Mailing Lists: Listservs • Chat • Instant Messaging • The Internet Telephone • Cybertalk and Netiquette • Webcasting • The Jukebox
Internet Issues • The Shady Side of the Internet • Hackers and Crackers • Hate Mongers • Pornography • Gambling • Spam
Digital: The Language of Computers • Binary Digits: 1 and 0 • Character Encoding Systems: Bits and Bytes • ASCII and ANSI • Unicode • The Principles of Numbering Systems • Hexadecimal: A Shorthand for Expressing Binary Numbers
The PC System Unit • The Motherboard: The Central Nervous System • The Processor: Computer on a Chip • Inside the Processor • The Control Unit • The Arithmetic and Logic Unit • RAM: Digital Warehouse • Cache and Other High-Speed Memories • The Instruction Set and the Instruction Cycle • What Happens Inside: Unraveling the Mystery • Putting It All Together with Buses and Ports • A Fleet of Buses • PCI Local Bus • AGP Bus • Universal Serial Bus • 1394 or FireWire Bus • SCSI Bus • Legacy and Other PC Ports • PC Growth: Adding Capabilities • Expansion Boards • PC Cards: PCMCIA Technology • Build Your Own PC
Describing the Processor and Its Performance • Word Size: Bus Width • Core Speed: GHz, MIPS, and FLOPS • Bus Speed: The PC Bottleneck • Memory Capacity: MB, GB, and TB • Differences in Processor Personality
Processor Design • Parallel Processing: Computers Working Together • Grid Computing: Sharing Computing Power
Magnetic Disk Storage • Storage Technologies • Random and Sequential Access • Types of Magnetic Disks: Interchangeable and Fixed • Interchangeable Disks • The Hard Disk • Disk Organization • Tracks, Sectors, and Clusters • The File Allocation Table • Defragmenting the Disk to Enhance Performance • Formatting: Preparing a Disk for Use • Disk Speed • Virtual Memory: Disk Imitating RAM
Optical Laser Discs • CD-ROM and DVD-ROM • CD-ROM History • CD-ROM and DVD-ROM Technology • Creating CD-ROMs and DVD-ROMs for Mass Distribution • Rewritable Optical Laser Disc Options • CD-R and CD-RW • DVD+RW and DVD-RW • Optical Discs in Your PC • What’s the Best Mix of Storage Options?
Input Devices • The Keyboard • Traditional Alphanumeric Keyboards • Special-Function Keyboards • The Mouse and Other Point-and-Draw Devices • Scanners • Scanners for Source Data Automation • Bar Code and OCR Technology • Magnetic-Ink Character Recognition: Banking Exclusive • Optical Mark Recognition • Image Scanners • The Page and Hand Image Scanners • Image Processing: Eliminating the Paper Pile • Magnetic Stripes and Smart Cards • Speech Recognition • Speaker-Dependent Speech Recognition • Speaker-Independent Speech Recognition • Digital Cameras: Digicams • Digital Cameras: Digicams • Desktop Video Cameras • Digital Camcorders • Handheld and Wearable Data Entry Devices
Output Devices • Monitors • Technology: CRT and Flat-Panel • Graphics Adapters • Monitor Size • Monitor Resolution • Touch Screen Monitors • LCD Projectors • Printers • Laser Printers • Ink-Jet Printers • Large-Format Ink-Jet Printers • The All-in-One Device: Print, Fax, Scan, and Copy • Sound Systems • Voice-Response Systems
Our Wired World • Connectivity • The Era of Cooperative Processing
Data Communications Hardware • Client and Server Computers • The Standard Telephone-Link Modem • Other Modems • Network Interface Cards • Gateways and Routers • Hubs and Switches • Terminals • VDTs and Thin Clients: Dumb and Smart Terminals • Telephone Terminals and Telephony • Special-Function Terminals: ATMs and POSs
The Data Communications Channel • Transmission Media • Twisted-Pair Wire: Telephone Line and Cat5 • Coaxial Cable • Fiber Optic Cable: Light Pulse • Wireless Communication • Communications Satellites: Sky High Repeater Stations • Down to Earth Wireless: Wi-Fi and Bluetooth • WAP: Wireless Application Protocol • The Future of Wireless • Common Carriers • Communications Protocols • Data Transmission in Practice
Networks • Network Topologies • Star Topology • Ring Topology • Bus Topology • Types of Networks • LAN Overview • LAN Access Methods • Ethernet • Token Access Method • LAN Transmission Media and Servers • LAN Software • Network Operating Systems • Peer-to-Peer LANs • Client/Server LANs • Applications Software for LANs • Client/Server LAN Applications Software • Shared Applications Software • Groupware: Collaborative Tools
Home Networking • Home Network Technologies • Steps to Installing a Home Network
Ethics in Information Technology • An IT Code of Ethics • IT Ethics and Issues • Green Computing • Saving Energy and Trees • What to Do with Old PCs?
Workplace Ethics: Healthy Computing • Ergonomics and Workplace Design • Reasons for Concerns • Workplace Design • Working Smart
The Privacy of Personal Information • Who Knows What About You? • Profiling • Violating the Privacy of Personal Information • Computer Monitoring • No Easy Answers to the Privacy Question • Creating New Applications for Personal Information
Computers and IT Crime • Computers and the Law • Areas of Computer and IT Criminal Activity • Crimes That Create Havoc Inside a Computer • Types of Computer Viruses • Sources of Computer Viruses • Virus Protection • Crimes That Involve Fraud and Embezzlement • Crimes That Involve Negligence or Incompetence • Crimes That Involve Unauthorized Access to the Internet and Networking • Crimes in Which the Internet Becomes a Tool for Crime • Crimes That Involve the Abuse of Personal Information • Crimes That Support Criminal Enterprises • Crimes That Involve the Theft of Software or Intellectual Property • Crimes That Involve the Theft of Hardware • Crimes That Involve the Theft of Data and Information
E-Commerce • The Scope of E-Commerce • Electronic Commerce Levels the Playing Field • E-Commerce and E-Money • Business-to-Business-Applications • Business-to-Consumer Applications • E-Tailing: Internet Retailing • E-Trading: Internet Brokerage Services • Big Business B2C • Consumer-to-Consumer Applications • Electronic Publishing • The Advantages of E-publishing • Creating Electronic Documents • The Trend Towards Electronic Publishing • Web Marketing • Building a Web Site for E-Commerce
Databases: Information Storage and Retrieval • Managing Data • The Hierarchy of Data Organization • Data Integration • Benefits of an Integrated Database • Types of Databases Management Systems • The Network DBMS • The Relational DBMS • The Object-Oriented DBMS • Data Warehousing and Data Mining
Computer, Internet, and System Security • Computer-Center Security • Hardware • Software • Files/Databases • Personnel • Internet and E-Commerce Security • Encryption of Digital Communications • Firewalls • Information Systems Security • PC Security • Security and Level of Acceptable Risk
Leveraging Information Technology as a Competitive Strategy • Increasing Sales • Increasing Productivity and Reducing Costs • Improving Customer Service
All About Information and Decision Making • Qualities of Information • Accuracy and Verifiability of Information • Completeness of Information • Timeliness of Information • Relevance of Information • Accessibility of Information • Making Decisions to Produce Products and Services • Filtering Information • Strategic • Tactical • Operational • Types of Decisions