Media Manager Namespaces Choose namespace [root] courses events help history people photos playground private research restricted student_opportunities students sysinfo sysnews users wiki Media Files Media Files Upload Search Search in playground Thumbnails Rows Name Date Apply Search file name: Search File View History courses:cs101-2021-5657:lecture17.pdf Date:2021/05/19 01:09 Filename:lecture17.pdf Size:253KB References for:week14