Technological Onion Operating Systems OS Sources Patricia Setser

Technological Onion – Operating Systems (OS) Sources: Patricia Setser and GO! Microsoft Office 2003 Brief Copyright (c) 2004 Prentice Hall. All rights reserved. 1

Relationship of OS to Hardware and Software ONION ANALOGY 2

What is Windows 7? n Windows 7 is an operating system n An operating system controls: q. The appearance of your screen q. Opening and closing programs q. Startup and shutdown procedures q. General navigation techniques q Controls the hardware attached to your computer, including its memory, disk drive space, attached devices such as printers 3

Types of Operating Systems q Windows q Linux q Mac OS We will use Windows 7 in this class. 4

Get Started with Windows 7 n The Windows desktop (GUI*) is the working area of the Windows 7 screen n The working area is called a desktop because on it you can place electronic versions of things you have on your regular desk *pronounced “goo-ee” 5

Get Started with Windows 7 Icons Desktop Taskbar Start button Notification area

Get Started with Windows 7 n Windows Screen Elements q (GUI) Desktop n The working area of the Windows 7 screen consisting of program icons, a taskbar, and a Start button q Icon n A graphic representation of an object that you can select and open, such as a drive, a disk, a folder, a document or a program. 7

Get Started with Windows 7 q Icon (continued) n Computers in HPER 154 have only four icons: Computer, Recycle Bin, Tech Help, and Logoff. n You can access the computer through the Start button or the Computer icon. Copyright (c) 2004 Prentice Hall. All rights reserved. 8

Get Started with Windows 7 q Examples of Icons: n Computer n Recycle Bin n Logoff n Microsoft Word n Microsoft Power. Point Copyright (c) 2004 Prentice Hall. All rights reserved. 9

Get Started with Windows 7 q Examples of Icons: n Folders. Look like small manilla folders. Folders can hold folders and files. 10

Get Started with Windows 7 Windows Screen Elements (Con’t. ) n Mouse q The arrow, I-beam, or other symbol that moves when you move the mouse or other pointing device, and which indicates a location or position on your screen – also called the pointer q Click - click left button once q Double-click – click left button rapidly twice q Right-click – click right mouse button q Click and drag – click to select an object, then slide mouse to move object 11

Get Started with Windows 7 q Start button n The button on the left side of the taskbar that is used to start programs, change system settings, find Windows help, or shut down the computer q Task bar n Displays the Start button and the name of any open documents n The taskbar may also display shortcut buttons for other programs 12

Get Started with Windows 7 Close button Organize button Search Navigation pane Content pane Details pane Copyright (c) 2004 Prentice Hall. All rights reserved. Updates Margaret Lion 2010 13

Get Started with Windows 7 q A drive is an area of storage that is formatted with the Windows file system and that has a drive letter such as C, D, E, and so on Copyright (c) 2004 Prentice Hall. All rights reserved. 14

Get Started with Windows 7 Drive C: selected USB drive DVD drive Details of the desktop computer Folder panel Copyright (c) 2004 Prentice Hall. All rights reserved. 15

Resize, Move, and Scroll Windows n A window opens on your screen in the same size and shape as it was when last used n You can increase or decrease the size of a window, or move a window so that you can see the information you need n Using the horizontal scroll bar, you can move left and right n Using the vertical scroll bar, you can move up and down n To drag is to move the mouse while holding down the left mouse button and then release at the appropriate time Copyright (c) 2004 Prentice Hall. All rights reserved. 16

Maximize, Restore, Minimize, and Close a Window n You can maximize a window, which enlarges the window to occupy the entire screen n You can restore a window, which reduces the window to the size it was before being maximized n You can also minimize a window, which reduces the window to a button on the taskbar - without actually closing it n When you need to view the window again, you can click the taskbar button to bring it back into view Copyright (c) 2004 Prentice Hall. All rights reserved. 17

Windows Makes it Easy! Just use the Taskbar to keep track of open windows. Open windows are listed here Copyright (c) 2004 Prentice Hall. All rights reserved. 18