Virtual page 0 is in physical page (or page frame) 1 Virtual page 1 is in physical page (or page frame) 0 Virtual page 2 is in physical page (or page frame) 2 Virtual page 3 is in physical page (or page frame) 4 Virtual page 4 is in physical page (or page frame) 6 Page Table Page Frame No. Protection* +---------+---------+ 0 | 1 | N | +---------+---------+ 1 | 0 | R | +---------+---------+ 2 | 2 | R | +---------+---------+ 3 | 4 | W | +---------+---------+ 4 | 6 | W | +---------+---------+ Protection: R = Read only (e.g. code) W = Read or Write allowed for this page (e.g. data) N = Neither Read or Write access (to catch address errors)