For the Applied Technology program, a student portfolio is an extensive collection of a student’s work created over the course of their work, military, academic, and other experiences. Think of it as a tool to be used for assessing your achievements, abilities, and strengths. It should consist of documents (papers, presentations), and rich media that provide good examples of the work that you have done in your courses and elsewhere.
Some examples of items you could include:
You should do some research to find examples of student portfolios to see what others have done.
This link to the Portfoliunm User Guide contains lots of useful information on how to use Portfolium.
This page is has links to a showcase of Portfolium entries across many different categories.