Explanation:
In an educational setting, standards-based assessment is assessment that relies on the evaluation of student understanding with respect to agreed-upon standards, also known as "outcomes". The standards set the criteria for the successful demonstration of the understanding of a concept or skill -WIKIPEDIA
The answer to this problem is Linux
Microsoft Expression Web 4 is
--
Component of Expression Studio
--
Design and Develop Web Pages using HTML5, CC3, ASP.Net, and more
--
Requires .Net Framework & Silverlight 4.0
--