0 votes 0 votes When segmentation and paging are both being used, as in $MULTICS,$ first the segment descriptor must be looked up, then the page descriptor. Does the $TLB$ also work this way, with two levels of lookup? Operating System tanenbaum operating-system memory-management paging segmentation descriptive + – admin asked Oct 26, 2019 admin 298 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.