The foundation for operating system software and application software.


Listens to the Application Software and translates information to the hardware

Listens to the hardware and translates information back to the
Application Software and the User

Also called “OS”

• Runs the basic operations of the computer
• Controls the hardware
• Makes running other types of software possible
– Microsoft Windows (several versions)
– Linux
– UNIX
– Apple (several versions)

VERSIONS OF MICROSOFT WINDOWS
(SINCE 1995)
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Windows 95
Windows 98
Windows NT
Windows 2000
Windows ME
Windows XP
Windows Vista
Windows 7
Windows 8
Windows 10 (summer of 2015)

OS X (APPLE)

Mac OS works only with Apple’s hardware.

Mac OS is highly used by graphic artists, designers and most others who work with visual and audio media.
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Mac OS synchronizes user information across multiple
Apple devices.
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Virtually virus free.
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Apple hardware/computers cost more than the average
PC.

VERSIONS OF OS X
(SINCE 2001)
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Jaguar
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Panther
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Tiger
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Leopard
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Snow Leopard
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Lion
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Mountain Lion
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Mavericks

LINUX

Free

Easy to update and install

Easy to network

Highly customizable

GRAPHICAL USER INTERFACE
The ability to use the mouse AND to select pictures of what the user wants
Without GUI we wouldn’t have fun picture icons and backgrounds!

ICONS
Shortcuts (in graphical/picture form) to open applications/programs people use

BOOT PROCESS

Pressing the power switch to start the computer.

Going through the
BIOS and POST

BIOS
OR BASIC INPUT / OUTPUT SYSTEM

Power going to ROM

Turning on ROM

Getting instructions from ROM

Performing POST

POST
OR POWER ON SELF TEST

Where is my hard drive?

How much RAM memory do I have?

Where is my monitor?

Where is my keyboard?

Do I have a mouse?
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Do I have speakers?

What else do I have?

UPGRADE
UPDATE

DEFAULT

Hardware that is selected every time the computer starts

Printer

Application settings that are selected every time the application is opened
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Paper size
Page Orientation
Margins
Line Spacing
Font Style and Size, etc.

DESKTOP

SYSTEM SETTINGS
MAC OS

FILE MANAGEMENT

SAVE VS SAVE AS

Save As

When you need to select the location to save to.

Save

When location has already been selected.

Quick save

COPY

Make a copy

Work on the copy

Keep the original
“original”

MOVE & DRAG AND DROP

Move files and folders from here

To here

Folder
Subfolder

DELETE

Permanently removes file and folders.

Make sure you really want to delete BEFORE you delete!!!
Do I really want to delete?

MULTITASKING

Working on several projects at the same time

ADJACENT FILES

NON-ADJACENT FILES