Microsoft Office 2007 – Illustrated Introductory, Premium Video Edition Understanding Essential Computer Concepts

2 Microsoft Office 2007-Illustrated Introductory, Premium Video Edition Understanding System Software System software helps the computer carry out it s basic operating tasks. The four types of system software are: Operating systemsOperating systems UtilitiesUtilities Device driversDevice drivers Programming languagesProgramming languages

3 Microsoft Office 2007-Illustrated Introductory, Premium Video Edition Understanding System Software Operating systemOperating system controls the input and output (I/O)controls the input and output (I/O) allocates system resourcesallocates system resources manages files on storage devicesmanages files on storage devices guards against equipment failureguards against equipment failure Operating environmentOperating environment provides a graphical user interface (GUI) that acts as a connection between the user and the computerprovides a graphical user interface (GUI) that acts as a connection between the user and the computer

4 Microsoft Office 2007-Illustrated Introductory, Premium Video Edition Understanding System Software Utilities a category of system software that enhance the operating system takes over some of its responsibility for allocating hardware resources Device drivers handle the transmission protocol between a computer and its peripherals when you add a device to an existing computer, part of its installation includes adding its device driver to the computer’s configuration

5 Microsoft Office 2007-Illustrated Introductory, Premium Video Edition Understanding System Software Windows Vista starting screen Icons (you might see additional icons on your screen) Start button Taskbar Quick Launch toolbar Gadgets (small programs; you might see additional or different gadgets on your screen)

6 Microsoft Office 2007-Illustrated Introductory, Premium Video Edition Understanding Application Software Application software enables you to perform specific computer tasks

7 Microsoft Office 2007-Illustrated Introductory, Premium Video Edition Understanding Application Software Document production software includes word processing software, desktop publishing software, editors, and Web authoring software has a variety of features that assist you in writing and formatting documents Spreadsheet software a numerical analysis tool used to create a worksheet composed of a grid of columns and rows you type data into the cells, and enter mathematical formulas into other cells that reference the data

8 Microsoft Office 2007-Illustrated Introductory, Premium Video Edition Understanding Application Software Spell checking a document A wiggly red line indicates a possible spelling error

9 Microsoft Office 2007-Illustrated Introductory, Premium Video Edition Understanding Application Software Typical worksheet with numerical data and a graph Cell B5 contains result of calculation performed by spreadsheet software Graph

10 Microsoft Office 2007-Illustrated Introductory, Premium Video Edition Understanding Application Software Graphics softwareGraphics software allows you to create illustrations, diagrams, graphs, and chartsallows you to create illustrations, diagrams, graphs, and charts Presentation softwarePresentation software allows you to project a presentation before a group, print it out for quick reference, or transmit it to remote computersallows you to project a presentation before a group, print it out for quick reference, or transmit it to remote computers Clip artClip art simple drawings that are included as collections with many software packagessimple drawings that are included as collections with many software packages