Capabilities/moodle/grade:viewall
From MoodleDocs
Template:Moodle 1.9* This allows a user to view all grades of all users including hidden grades (in a particular context). It can be also used at user context.
Note: You are currently viewing documentation for Moodle 2.5. Up-to-date documentation for the latest stable version of Moodle may be available here: Capabilities/moodle/grade:viewall.
Template:Moodle 1.9* This allows a user to view all grades of all users including hidden grades (in a particular context). It can be also used at user context.