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Today’s Topics. Chapter 1: Computers & You Spotlight 1: Ethics Spotlight 4: File Management. Chapter 1: Computers & You. Computer Fundamentals. Computer: a machine that performs the information-processing cycle Input: getting data into the computer

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today s topics
Today’s Topics
  • Chapter 1: Computers & You
  • Spotlight 1: Ethics
  • Spotlight 4: File Management
computer fundamentals
Computer Fundamentals
  • Computer: a machine that performs the information-processing cycle
    • Input: getting data into the computer
      • Keyboard, Mouse, Microphone, Disk Drive, Scanner, Digital Camera
    • Processing: transforming data into information
      • Central Processing Unit (CPU) or Processor, Random Access Memory (RAM)
    • Output: displaying information
      • Monitor, Printer, Speaker
    • Storage: holding programs and data for future use
      • Hard Disk Drive, Floppy Disk, CD-ROM, DVD-ROM
    • (Communications: moving data between computers
      • Modem)
computer fundamentals5
Computer Fundamentals
  • Computer System: a collection of related components designed to work together
    • Hardware: physical component
    • Software: program
      • System Software: program that helps the computer function properly
        • Operating System (OS): MS, Mc, Unix, Linux
      • Application Software: program that performs a task
        • Word Processing, Spreadsheet, Database, Presentation, E-Mail, Web Browser
types of computers
Types of Computers
  • For Individuals: PC, Desktop Computer, Notebook Computer, Laptop Computer, Subnotebook Computer, Tablet PC, PDA, All-In-One Computer
  • For Organizations
    • Server: computers that make programs and data available to people who are connected to a network
    • Mainframe: designed to handle huge data in large organizations
spotlight 1 ethics
Spotlight 1: Ethics
  • Ethical Principle: the justification for considering an act or a rule to be morally right or wrong
  • Netiquette: specific behavior guidelines for computer and Internet users
  • Plagiarism: the use of someone else’s intellectual property
spotlight 4 file management
Spotlight 4: File Management
  • File-Naming Conventions
    • .exe: program or application
    • .doc: MS Word
    • .xls: MS Excel
    • .ppt: MS PowerPoint
    • .mdb: MS Access
    • .pdf: Adobe Acrobat
    • .txt: ASCII text
    • .htm or .html: Web pages
    • .rtf: Rich Text Format
    • .jpeg or jpg: picture or image
slide13
File Management Utilities
    • Formatting
    • Creating Folders
    • Transferring Files
    • Backing Up
    • Getting Help
    • Saving Files