Casey+Klein

In your own words explain what you have learned about your topic.

**An extension is the three letters at the end of a file that tell the computer what program to open the file with. For example, .ppt means __//p//__ower __//p//__oin__//t//__ .** A quote from a reputable web site including a citation using citation maker.

**** Unknown, Unknown. __Computer file extensions__. 1998-2008. October 28, 2008 <**[|**http://www.computerhope.com/dosext.htm**]**>.**  Burton, Ben. __Ben Burton Glass__. Unknown. November 5, 2008 .
 * "A computer file **** extension is commonly a three characters addition that follows the name of a file."
 * An apprioate picture from a web site including a citation using citation maker.

Links to relevant webpages that support your information. http://www.computerhope.com/dosext.htm Copy and paste thew above address in the address bar. :) ||