Chapter 12 Operating Systems Flashcards

1
Q

Operating Systems

pg.563

A
  • OS
  • Must communicate with the computer hardware to perform tasks like…
    • File and disk management
    • Device access
    • Memory management
    • Output format
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2
Q

Application

pg.564

A
  • Software that is written to supplement the commands available to a particular OS
  • Ex.
    • Microsoft Word
    • Internet Explorer
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3
Q

Driver

pg.564

A
  • Software that allows your computer to communicate with hardware or devices
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4
Q

Version

pg.565

A
  • Particular revision of a software
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5
Q

Source

pg.565

A
  • Actual code that defines how a piece of software works
  • Open source
    • OS can be examined and modified by anyone
  • Closed Source
    • Only owner or developer can modify the OS
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6
Q

Shell

pg.565

A
  • Program that runs on top of the OS and allows user to issue commands
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7
Q

Cooperative multitasking

pg.565

A
  • A method that depends on the application itself

- The responsibility of the currently running task is to give up the processor to allow other tasks to run.

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8
Q

Preemptive multitasking

pg.565

A
  • OS decides how long to allocate to any one task before giving another task a turn to use the operating system
  • Used in modern OS
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9
Q

Multitasking

pg.565

A
  • The ability of a single application to have multiple requests in to the processor at one time
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10
Q

32-bit

pg.566

A
  • Can only run on 32-bit processors
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11
Q

64-bit

pg.566

A
  • Can only run on 64-bit processors

- Was more common with servers than desktops

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12
Q

x86

pg.566

A
  • Commonly used to refer to OS intended to run on the Intel processor
    32-bit
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13
Q

x64

pg.566

A
  • 64-bit
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14
Q

Windows Desktop

pg.572

A
  • Consists of…
    • Start Menu
    • Taskbar
    • # of icons
    • Shortcuts
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15
Q

Taskbar

pg.575

A
  • Start Menu
  • System tray (systray)
  • Quick launch area
    • Commonly used programs are here
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16
Q

Start Menu

pg.577

A
  • Main gateway to your computer’s programs, folders, and settings
  • Start programs
  • Open commonly used folders
  • Search for files, folders, and programs
  • Adjust computer settings
  • Get help with the Windows operating system
  • Turn off the computer
  • Log off from Windows or switch to a different user account
17
Q

Icons

pg.581

A
- Quick access to shortcuts
Elements:
- Icon label
- Icon graphic
- Program location or path
18
Q

Standard Desktop Icons

pg.582

A
  • Recycle Bin
  • Computer/My Computer
  • Network/Network Neighborhood/My Network Places
19
Q

Window Elements

pg.585-586

A
  • Control box
  • Min. & Max./Restore Buttons
  • Close Button
  • Title Bar
  • Menu Bar
  • Active Windows
  • Border
20
Q

Windows Upgrade

pg.588

A
  • Windows includes a feature called Windows Update
  • Downloads updates like, patches and security fixes
  • Installs them automatically
21
Q

How Windows Update Works

pg.589

A
  • Starts by itself or manually
  • Goes online to check if other updates are available
  • If there are newer updates it automatically downloads them
  • Asks you if you want to install them
22
Q

Restore Points

pg.591

A
  • A copy of your system configuration at a given point of time
23
Q

How are Restore Points created

pg.591

A
  • Windows creates them automatically
  • Manually created by you
  • During the installation of some programs
24
Q

File Management

pg.593

A
  • The process by which a computer stores data and retrieves it from storage
25
Q

Windows Explorer

pg.594

A

Capabilities

  • View/Create file and directories
  • Open Programs
  • Copy/Move objects to other locations
  • Delete or rename objects
  • Change file attributes