Your questions are not only welcomed, but encouraged! Don’t be afraid to ask them. Remember to seek for help whenever you need it. Also, know all your resources and take advantage of them.
Being in a quarter system means more material in less time. Read your syllabi, get any calendar that you will stick to and know when things are due. Mid-terms and finals will come before you know it.
If you study in a place where you usually use your phone or watch Netflix it will be harder for you to concentrate and will most likely cause you to procrastinate. Explore different study spots and find the perfect one for you.