Media Manager Namespaces Choose namespace [root] courses events help history people photos playground private research restricted students student_opportunities sysinfo sysnews users wiki Media Files Media Files Upload Search Files in playground Thumbnails Rows Name Date Apply Nothing was found. File View History courses:cs101-2021-5657:lecture2.pdf Date:2021/02/24 20:05 Filename:lecture2.pdf Size:207KB References for:week2