For each of the following scheduling policies, draw a time chart showing when each of the ve jobs is executing/waiting.

For each of the following scheduling policies, draw a time chart showing when each of the ve jobs is executing/waiting. Calculate the number of page faults, the sequence of pages that are loaded and the sequence of pages that are replaced in a pure demand paging system (i.e., no prepaging) using Second Chance replacement policy, assuming that a xed number of 4 page frames is used. CSc 360 K01 6. (15%) (1%) What is a critical section?