logging in or signing up 2 - Parts of Computers akashjariwala Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: Embed: Flash iPad Dynamic Copy Does not support media & animations Automatically changes to Flash or non-Flash embed WordPress Embed Customize Embed URL: Copy Thumbnail: Copy The presentation is successfully added In Your Favorites. Views: 38 Category: Entertainment License: All Rights Reserved Like it (0) Dislike it (0) Added: September 11, 2013 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... Premium member Presentation Transcript PowerPoint Presentation: Introduction to Computer Administration PowerPoint Presentation: Looking Inside the Computer System Parts of the Computer System: 1B- 3 Parts of the Computer System Computer systems have four parts Hardware Software Data User Parts of the Computer System: 1B- 4 Parts of the Computer System Hardware Mechanical devices in the computer Anything that can be touched Software Tell the computer what to do Also called a program Thousands of programs exist Parts of the Computer System: 1B- 5 Parts of the Computer System Data Pieces of information Computer organize and present data Users People operating the computer Most important part Tell the computer what to do Information Processing Cycle: 1B- 6 Information Processing Cycle Steps followed to process data Input Processing Output Storage Essential Computer Hardware: 1B- 7 Essential Computer Hardware Computers use the same basic hardware Hardware categorized into four types Essential Computer Hardware: 1B- 8 Essential Computer Hardware Processing devices Brains of the computer Carries out instructions from the program Manipulate the data Most computers have multiple processors Central Processing Unit (CPU) Secondary processors Processors made of silicon and copper Essential Computer Hardware: 1B- 9 Essential Computer Hardware Memory devices Stores data or programs Random Access Memory (RAM) Volatile Stores current data and programs More RAM results in a faster system Read Only Memory (ROM) Permanent storage of programs Holds the computer boot directions Essential Computer Hardware: 1B- 10 Essential Computer Hardware Input and output devices Allows the user to interact Input devices accept data Keyboard, mouse Output devices deliver data Monitor, printer, speaker Some devices are input and output Touch screens Essential Computer Hardware: 1B- 11 Essential Computer Hardware Storage devices Hold data and programs permanently Different from RAM Magnetic storage Floppy and hard drive Uses a magnet to access data Optical storage CD and DVD drives Uses a laser to access data Software Runs The Machine: 1B- 12 Software Runs The Machine Tells the computer what to do Reason people purchase computers Two types System software Application software Software Runs The Machine: 1B- 13 Software Runs The Machine System software Most important software Operating system Windows XP Network operating system (OS) Windows Server 2003 Utility Symantec AntiVirus Software Runs The Machine: 1B- 14 Software Runs The Machine Application software Accomplishes a specific task Most common type of software MS Word Covers most common uses of computers Computer data: 1B- 15 Computer data Fact with no meaning on its own Stored using the binary number system Data can be organized into files Computer users: 1B- 16 Computer users Role depends on ability Setup the system Install software Mange files Maintain the system “Userless” computers Run with no user input Automated systems Reference Book:: Reference Book: Introduction to Computers , Peter Norton McGraw-Hill. www.mhhe.com/peternorton You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.