Everyone who uses iTunes U needs to understand copyright regulations and how they apply to uploaded content.
You are encouraged to review the UB policy on copyright and the UB Libraries Copyright Information Resources page. iTunes U content is stored on a server at Apple. Therefore, you should also review Apple's iTunes U Copyright Overview (PDF) and Apple's Copyright Claim Policy.
No. There is no Digital Rights Management (DRM), which is
electronic protection that limits usage of digital media, in place
for content placed on iTunes U.