Presentation on theme: "Data Storage A Module of the CYC Course – Computer Basics 8-28-10."— Presentation transcript:
Data Storage A Module of the CYC Course – Computer Basics 8-28-10
Whats data? Data is any piece of information. Data is stored in your computer as a file with a specific name (filename). For example: –A picture taken with your digital camera is data. –All the files you create are data.
Filenames Unique name of up to 255 letters, numbers, spaces or a combination, but dont use \ * ? > < | May have an extension at the end -.xxx - that indicates what type of file it is.
Types of files.wma,.wav,.mp3 or.mp4.doc Software Programs & Saved Files Images, Photos, Clipart, Graphics Music & Video. jpg.wmv,.mpeg,.avi or.mov. gif.ppt
File size Byte - A unit of information equivalent to a single keyboard character. Kilobyte (KB) - A unit of approximately 1000 bytes (1024 to be exact). Megabyte (MB) - A unit of approximately 1 million bytes. Average size for a 3.5-4 minute song is 4 MB. Gigabyte (GB) - A unit of approximately 1 billion bytes. Most hard drive sizes are listed in gigabytes.
Where are files stored or saved on your computer?
How does it work? Think of a filing cabinet… –File Folders with Labels –Document (create or copy) –Move or save files to folders on your computer just like a paper system
Storage Types USB Flash Drive Hard Drive: C CD-ROMs & DVD-ROMs Internet (cloud)
Practice Save a file to your desk top. –Create a file, click File, Save As Open a file already on your hard drive. –Go to Start, My Computer
14 Sources This curriculum was partially adapted from a workshop created by N. Riesgraf for the Hibbing Public Library (MN). Funding provided by IRRRA Do I.T. Community Technology Awareness Program. Updated March 2004. Revised for Jacksonville Public Library Dec 2005 by Kate Holmes. Updated March 2004. This curriculum was partially adapted from a slide presentation entitled Windows Presentation 2009 created by the Indian Prairie Public Library. Additional content created by Connect Your Community, a project of OneCommunity, funded by the federal Broadband Technology Opportunities Program.OneCommunityBroadband Technology Opportunities Program
15 Creative Commons License This work is licensed under the Creative Commons Attribution 3.0 Unported License. To view a copy of this license, visit http://creativecommons.org/licenses/by/3.0This work is licensed under the Creative Commons Attribution 3.0 Unported License. To view a copy of this license, visit http://creativecommons.org/licenses/by/3.0