Image file formats for use on the Web differ in how they reduce the size of image files by removing extraneous file data.

The ________ can be used to validate the data when the values entered into a specific field can be limited to a static list of options

A) text box B) query C) Combo Box D) field

Which of the following is not true about last minute changes or accidents in a presentation?

A) As you prepare, think about the possible problems and try to frame emergency actions. B) If something unexpected does happen, you will not be able to do anything about it. C) Good presenters do not let internal or external forces ruin their presentations. D) Last minute changes or accidents add stress to the presentation.