Yes, if you are eligible for financial aid. They can determine your eligibility. In most cases, students need to complete an Application for Federal Financial Aid. If you can successfully navigate through this Introduction to Online Learning , you should have the skills necessary for an online course. Any special skills needed would be indicated on each instructor's class page.
Some instructors give tests online.
That information can be found on the instructor's class page. Go the course catalog and then to the instructor's course page. That institution will then award the degree. Approved courses delivered in any of the above mentioned methods can be used towards a degree.