1. Define plugin.
A plugin is a program added into a page to allow it to have extra material such as videos, animations, music players, etc.

2. Which plugin do you think should be deactivated from the list of plugins at the top of your blog tool bar, explain why?
The WYSI-Press should be deactivated at the bottom of the plugins list, because it acts like a word processor and doesn’t allow codes to be read, so to insert a Youtube video it must be deactivated.

3. Are plugins usually made by the original developer of an application?
No.

4. Do plugins work by themselves? Plugins are dependent on the services provided by the host application in order to work.

5. How are plugins different from extensions?
Plugins can work without dependencies most of the time , but a extension is pretty much an `improvement´ to an already existing program.

6. When did plugins first begin?
Plugins first begin around the mid 1970´s.

7. Copy and paste the web address of the site you used to answer these questions.
Source for all my answers: http://en.wikipedia.org/wiki/Plugin.

8. Now try to insert a Youtube video in your Second Post.