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This Concept Map, created with IHMC CmapTools, has information related to: ch6 os prot, protection resources require protection from illegitimate accesses has kernels and protection kernel always runs and its code is executed with complete access priviledges for the physical resources on its host computer. most processors have a hardware mode register whose setting determines whether privlideged instructions can be run, a kernel process executes with the processor in supervisor mode, the kernel arranges where other processes run in user mode. the kernel also sets up address spaces to protect itself and other processes from the accesses of an aberrant process and to provide processes with their required virtual memory layout. a process can not access memory outside its memory space