1. Productivity Programs What is the use of a Word Processing, Desktop Publishing and Spreadsheet programs? What is the use of a Database and Presentation program?

2. What Is A Computer System?  Hardware: the tangible, physical equipment that can be seen and touched such as:  Computer Case  Monitor  Keyboard and Mouse  Disk Drive  Speakers  Software: the intangible set of instructions that tells the computer what to do; know as programs or software programs.  Two types: application and system software programs  Data: information entered into the computer to be processed, which consists of the following:  Text, numbers, sounds, and images  People: the users of the computers who enter the data and use the output.

3. Data Communications  Network: when computers are connected to other computers  They can share information and sometimes hardware (printers)  Local Area Networks (LAN): computers connected together in a relatively close location such as in the same building or department.  The data and software for these computers are stored on a central computer called the file server.  Wide Area Networks (WAN): when local area networks are expanded to include several local area networks within a city, state, region, territory, country, continent, or the world.

4. Systems Software  A group of programs that coordinate and control the resources and operations of a computer system.  Enables all components of the computer system to communicate.  Operating System (OS): provide an interface between the user or application program and the computer hardware.  Win 95/98/2000  Mac System 6/7  Utility programs: help you perform housekeeping chores; complete specialized tasks related to managing the computer’s resources, file management, and so on.  GUI (graphical user interface): graphical symbols (icons) represent files, disks,  programs, and other objects.

5. Application Software  Programs that work with the OS software to help you use your computer to do specific types of work.  Categories:  Business  Communications  Graphics and Multimedia  Education and Reference  Entertainment and Leisure  Integrated Programs

6. Business Software  Word Processing  program that allows you to create, edit, and print text documents  Report, flyer, memo  Spreadsheet  Numbered Rows and Lettered Columns  Intersection of them = cell  Grade book, financial info  Database  Lets you set up an electronic filing systems  Enter text and numbers  Find, search, and printer info in different ways  Address book, Card Catalog

7. Software  Communications  Works with your modems or network hardware and allows your computer to communicate with other computers.  Exchange computer files and email  Graphics Software  Uses pictures or images to help communicate messages.  Multimedia: combines text, graphics, animation, video, and audio.  Clip art: graphical images to be added to documents  Desktop Publishing: uses both pictures and words to give you the ability to create documents  Newsletters and brochures

8. Software  Education & Reference  Available on many topics  Help  Easier  Quicker  Examples: AR, Encyclopedia, etc.  Entertainment & Leisure  Fun  Games and simulations  Tests your skills  interactive

9. Integrated Software  Combine several software applications into one program.  Include:  Work Processing  Spreadsheet  Database  Communication  Examples:  MS Works  MS OFFICE  Lotus SmartSuite