Hi All,
There is a guide provided for this online tool which gives all the required information in clear format. Please check this thread:
http://www.canadavisa.com/canada-immigration-discussion-board/mon-projet-2016-forms-and-guides-pdf-format-ready-to-download-t392466.0.html;msg4888816#msg4888816
Here are the guide names:
G4.A Guide to Creating and Managing Your Account (C-0551-AN).pdf
G2.A Guide to Submitting an application for a Quebec selection certificate in the Regular Program for Skilled Workers (C-0552-AN).pdf