• While a programme is running, the CPU generates a logical address. Because the logical address does not exist in the actual world, it is also known as a virtual address. This address is utilised by the CPU to reference the physical memory location. The set of all logical addresses generated by a program's perspective is referred to as the Logical Address Space.
• The characteristics of logical address are:
• The logical address is a specification that is used by the CPU.
• It is used to indicate the size of the CPU address register.

Read More: Described characteristics of uniprogramming?