What is the correct file extension for a MS powerpoint file?

I'm trying to place a presentation on my website and I can't get it to link properly. I know I have the spelling and spacing correct. I'm just not too sure about the file extension.

What is the correct file extension for a MS powerpoint file?city opera

both ppt and pps work, the difference being the identical file with ppt extension should open the powerpoint editor while using pps open power point in slide show mode. for a web site link i would think pps is preferable

What is the correct file extension for a MS powerpoint file?performing shows opera theater

.ppt
ppt
I thought it was: .PPS ?
yes it is .ppt
.ppt
.PPS as you can see many different types......lol
PPT for a presentation

PPS for a slide show
either .ppt or .pwt
A PowerPoint file is typically a .ppt file. However, a viewer of your website will only be able to view the file with a program that can open this file, such as Power Point, Power Point Viewer, or Open Office Impress.
The MS Powerpoint file extension is .ppt so if your filename is webpresentation the complete file name should be webpresentation.ppt You should be able to link to that file name with your web software.
it is .ppt... it is possible ot to make sure for you .. try run dos commnd and collect all powerpoint files to see the extension
.ppt for MS powerpoint file

.pps for MS powerpoint SlideShow
.ppt

if for office 2007

its: .pptx