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Today’s Topics

Today’s Topics

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Today’s Topics

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Presentation Transcript

  1. Today’s Topics • Chapter 1: Computers & You • Spotlight 1: Ethics • Spotlight 4: File Management

  2. Chapter 1: Computers & You

  3. 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)

  4. RAM

  5. 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

  6. 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

  7. Subnotebook Computer

  8. Tablet PC

  9. PDA

  10. All-In-One Computer

  11. 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

  12. 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

  13. File Management Utilities • Formatting • Creating Folders • Transferring Files • Backing Up • Getting Help • Saving Files