When you turn editing on in a course, you will see a range of icons:
Edit the title of the resource on the page
Move to the right (or left for a left arrow) resources
Move things by clicking and dragging this icon
Edit / Update / Configure - takes you to settings
Duplicate makes a clone/copy of the resource or activity
Delete removes the resource, activity or block from the course
Hide/show lets you make resources or activities visible/invisible to students
Group options - No groups
Group options - Separate groups
Group options - Visible groups
Assign roles lets you assign special privileges (like teacher rights) to a specific activity within the course
» Guide to Moodle