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    Operating Systems

    Uploaded by

    Jed Sorolla
    1) An operating system acts as the master controller for all activities within a computer system and provides an organizational structure for files using a hierarchical system of directories and folders. 2) Common operating systems include Microsoft Windows, Mac OS, UNIX/Linux, and handheld operating systems. 3) File management utilities help users visualize and organize files on disks using storage metaphors and allow manipulation of files and folders.

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    Operating Systems

    Uploaded by

    Jed Sorolla
    21 views26 pages
    1) An operating system acts as the master controller for all activities within a computer system and provides an organizational structure for files using a hierarchical system of directories and folders. 2) Common operating systems include Microsoft Windows, Mac OS, UNIX/Linux, and handheld operating systems. 3) File management utilities help users visualize and organize files on disks using storage metaphors and allow manipulation of files and folders.

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    1) An operating system acts as the master controller for all activities within a computer system and provides an organizational structure for files using a hierarchical system of directories and folders. 2) Common operating systems include Microsoft Windows, Mac OS, UNIX/Linux, and handheld operating systems. 3) File management utilities help users visualize and organize files on disks using storage metaphors and allow manipulation of files and folders.

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    © All Rights Reserved
    Download as PPT, PDF, TXT or read online from Scribd
    Download as ppt, pdf, or txt
    21 views26 pages

    Operating Systems

    Uploaded by

    Jed Sorolla
    1) An operating system acts as the master controller for all activities within a computer system and provides an organizational structure for files using a hierarchical system of directories and folders. 2) Common operating systems include Microsoft Windows, Mac OS, UNIX/Linux, and handheld operating systems. 3) File management utilities help users visualize and organize files on disks using storage metaphors and allow manipulation of files and folders.

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    of 26

    ETOAGPRGI MTSSYE

    Operating Systems
    What is an
    Operating System?

    Chapter 4: Operating Systems and File Management 3


    What is an Operating System
    • An operating system is a type of system
    software that acts as the master controller
    for all activities that take place within a
    computer system.

    Chapter 4: Operating Systems and File Management 4


    Operating System Activities

    Chapter 4: Operating Systems and File Management 5


    User Interfaces
    • The combination of hardware and software
    that helps people and computers
    communicate with each other

    Chapter 4: Operating Systems and File Management 6


    User Interfaces
    • Menus, submenus, and dialog boxes

    Chapter 4: Operating Systems and File Management 7


    Today’s Operating Systems
    • Microsoft Windows
    • Mac OS
    • UNIX and Linux
    • DOS
    • Handheld Operating Systems

    Chapter 4: Operating Systems and File Management 8


    Microsoft Windows

    Chapter 4: Operating Systems and File Management 9


    Mac OS
    You can tell when you’re using Mac OS by the Apple logo that appears on
    the menu bar. The Mac OS X interface includes all the standard elements
    of a GUI, including icons, menus, windows, and taskbars.

    Chapter 4: Operating Systems and File Management 10


    Mac OS X
    • Mac OS X on an Intel Mac offers the ability
    to run Windows and Windows application
    software in addition to software designed
    for the Macintosh
    – Dual boot

    Chapter 4: Operating Systems and File Management 11


    UNIX and Linux
    Linux users can choose from several graphical interfaces.
    Pictured here is the popular KDE graphical desktop.

    Chapter 4: Operating Systems and File Management 12


    DOS
    • Disk Operating System
    • First operating system that many used

    Chapter 4: Operating Systems and File Management 13


    Handheld Operating Systems

    Chapter 4: Operating Systems and File Management 14


    Computer File
    Management System
    What is a Computer File
    Management?

    Computer File Management


    System describes the fundamental
    methods for naming, storing and
    handling files.
    File Management
    The operating system provides an
    organizational structure for the computer’s
    content
    Hierarchical structure of directories
    -Drives
    - Folders
    - Subfolders
    - Files
    File Directories and Folders
    • An operating system maintains a directory
    for each disk, tape, CD, DVD, or USB
    flash drive
    – Root directory
    – Subdirectory
    • Depicted as folders
    • A computer’s file location is defined by a
    file specification, or path
    C:\Music\Reggae\Marley One Love.mp3
    Chapter 4: Operating Systems and File Management 18
    File Formats

    • Windows uses a file association


    list to link a file extension to its
    corresponding application
    software

    Chapter 4: Operating Systems and File Management 19


    File Formats
    • A software application can open files that
    exist in its native file format, plus several
    additional file formats

    Chapter 4: Operating Systems and File Management 20


    File Formats

    An easy way to convert a file


    from one format to another is
    to open it with an application
    that supports both file formats,
    and then use the Save As dialog
    box to select an alternative
    file format.

    Chapter 4: Operating Systems and File Management 21


    File Management Utilities
    • File management
    utilities show you the
    files stored on your
    disks and help you
    work with them

    Chapter 4: Operating Systems and File Management 22


    File Management Metaphors
    • Storage metaphors help you visualize and
    mentally organize the files on your disks
    – Logical storage models

    Chapter 4: Operating Systems and File Management 23


    Windows Explorer

    Windows Explorer
    makes it easy to drill
    down through the
    levels of the directory
    hierarchy to locate a
    folder or file.

    Chapter 4: Operating Systems and File Management 24


    Windows Explorer
    • Windows Explorer allows you to
    manipulate files and folders in the
    following ways:
    – Rename
    – Copy
    – Move
    – Delete

    Chapter 4: Operating Systems and File Management 25


    File Management Tips
    • Use descriptive names
    • Maintain file extensions
    • Group similar files
    • Organize your folders from the top down
    • Consider using the default folders
    • Do not mix data files and program files

    Chapter 4: Operating Systems and File Management 26

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