Aryan PrajapatKnowledge Contributor
State the main difference between logical and physical address space?
State the main difference between logical and physical address space?
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Parameter
LOGICAL ADDRESS
PHYSICAL ADDRESS
Basic Logical address is generated by the CPU. It is located in a memory unit.
Address Space Logical Address Space is a set of all logical addresses generated by the CPU in reference to a program. Physical Address is a set of all physical addresses mapped to the corresponding logical addresses.
Visibility Users can view the logical address of a program. Users can never view the physical address of the program.
Generation generated by the CPU. Computed by MMU.
Access The user can use the logical address to access the physical address. The user can indirectly access physical addresses but not directly.