Long description

In all three parts, there is a rectangular block labeled Main memory, and a cylinder labeled Disk. Part (a): One rectangular block with several partitions is placed in the rectangular block. Three rectangular blocks with several partitions are placed in the cylindrical block. Part (b): One rectangular block with several partitions is placed in the rectangular block. Four rectangular blocks with several partitions are placed in the cylindrical block. Part (c): One rectangular block with several partitions is placed in the rectangular block. Four rectangular blocks with several partitions are placed in the cylindrical block. The shaded entries represent pointers to free disk blocks.