\label{Course_Roles} Actions available for each of the standard roles are marked with an X in the following table.\\ \begin{longtable}{|p{6.0cm}|p{2.4cm}|p{2.0cm}|p{2.0cm}|p{1.7cm}|p{1.7cm}|} \hline & \textbf{Course Coordinator} & \textbf{Instructor} & \textbf{Teaching Assistant} & \textbf{Exam Proctor} & \textbf{Student} \endhead \hline Browse resources in course & X & X & X & X & X \\ \hline Grant/revoke role of Student & X & & & & \\ \hline Delete messages from discussion boards & X & X & X & & \\ \hline Disable all communication among students & X & X & & X & \\ \hline Create User Notes, Display all Users' Notes, Face-to-Face, Critical Messages, Broadcast Messages & X & X & & & \\ \hline Evade communication blocking & X & X & & X & \\ \hline Generate anonymous statistics & X & X & & & \\ \hline Lock and unlock assessments & X & & & X & \\ \hline Edit course contents & X & X & & & \\ \hline Modify grade queue & X & X & & & \\ \hline Modify grades & X & X & X & X & \\ \hline Grade items in grading queue & X & X & X & X & \\ \hline Set assessment parameters & X & X & & & \\ \hline Post anonymously & X & X & X & & X \\ \hline Advanced printing options (with answers, discussions, all foils, ...) & X & X & & X & \\ \hline Post discussion on course resources & X & X & X & & X \\ \hline Print for other users and entire course & X & X & X & X & \\ \hline Post to live chatrooms & X & X & X & & X \\ \hline Get identity behind anonymous postings & X & X & & & \\ \hline Send internal email & X & X & X & X & X \\ \hline Send broadcast and receipt-required email & X & X & & & \\ \hline View grades & X & X & X & & \\ \hline Access to What's New page & X & X & X & & \\ \hline \end{longtable} In addition, system-wide privileges provided by each of the standard roles in a course are marked with an X in the following table:\\ \begin{longtable}{|p{6.0cm}|p{2.4cm}|p{2.0cm}|p{2.0cm}|p{1.7cm}|p{1.7cm}|} \hline & \textbf{Course Coordinator} & \textbf{Instructor} & \textbf{Teaching Assistant} & \textbf{Exam Proctor} & \textbf{Student}\\ \endhead \hline Advanced Role in System & X & X & & X & \\ \hline Browse Resources in LON-CAPA shared library & X & & & & \\ \hline \end{longtable}