Operating Systems. Operating System ( OS ). The software that manages the sharing of the resources of a computer. Examples of Operating Systems Windows Mac Linux. Operating System Software.
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Operating System (OS) • The software that manages the sharing of the resources of a computer. • Examples of Operating Systems • Windows • Mac • Linux
Operating System Software • Master controller for all activities that take place within a computer; primary purpose is to help the computer system monitor itself in order to function efficiently. • Interacts with application software, device drivers, and hardware to manage a computer’s resources. • Ensures that input and output proceed in an orderly manner.
Platform • Underlying hardware and software of the computer system. • Two popular platforms • PC • Mac
Multitasking • Running more than one program at a time. • Making sure that the instructions and data from one area of memory don’t interfere with memory allocated for other programs.
GUI (Graphical User Interface) • A type of user interface that features on-screen objects, such as menus and icons, manipulated by a mouse. • Abbreviation is pronounced “gooey”.
Definitions • Program • Set of detailed, step-by-step instructions that tell a computer how to solve a problem or carry out a task. • Application Software • Set of computer programs that help a person carry out a task.
Basic definitions • Drive • A location on a network that is set aside for the collection of data. • Folder • The subdirectory or subdivision, of a drive that can contain files or other folders. • File • A named collection of data that exists on a storage medium.
Desktop • Desktop • The main working space on your computer screen • Icon: an image that represents an executable file • are pictures of the menu item you are choosing – an executable program or shortcut to a file.
Desktop • Task Bar -The bar located at the bottom of the desktop is called the Task Bar. It allows you to The Taskbar enables users to quickly and easily locate and launch programs they may be interested in running through Start, see any program that is currently open, display the time and/or date • Status Bar – Sits on top of the Task Bar; displays page number, word count, zoom
Navigating Windows • The path to get to your Student drive (H: drive:) • My Computer > H: drive • What is the path to get to the shared drive: • My Computer > Shared on SyracuseJr (S:)
Navigating Windows • The root of a drive is the beginning • A file is a collection of data or information that has a name, called the filename. Almost all information stored in a computer must be in a file • Files are created when a document is saved
Navigating Windows Folders - a way to organize files into logical and manageable groups In graphical user interfaces such as Windows and the Macintosh environment, a folder is an object that can contain multiple documents. Folders are used to organize your documents.
Navigating Windows Creating, deleting, and renaming a folder
Navigating Windows • Users can also right click to create, delete, or rename folders • Files and folders can be moved by: • Dragging and dropping • Cutting and Pasting
Print Screen • Print Screen allows you to print something that normally could not be printed • Take a picture of what is on your screen • To take the picture: • Press the “Print Screen” button on your keyboard • To paste and print the picture: • Open Word • Right click and paste • File/Office Button - Print
Resources • M. Guyman – Pleasant Grove High – 2003 • Parsons, June Jamrich, and Dan Oja. Computer Concepts. Boston: Course Technology -Thompson Learning, 2002.