# Keyword Analysis & Research: physical address space

## Frequently Asked Questions

What is physical and logical address space?

Physical and Logical Address Space Physical Address Space Physical address space in a system can be defined as the size of the main memory. It is really important to compare the process size with the physical address space.

What is the physical address space of 64 KB in words?

Physical Address Space = Size of the Main Memory If, physical address space = 64 KB = 2 ^ 6 KB = 2 ^ 6 X 2 ^ 10 Bytes = 2 ^ 16 bytes Let us consider, word size = 8 Bytes = 2 ^ 3 Bytes Hence, Physical address space (in words) = (2 ^ 16) / (2 ^ 3) = 2 ^ 13 Words

How many bits in a physical address space?

Physical address space (in words) = (2 ^ 16) / (2 ^ 3) = 2 ^ 13 Words Therefore, Physical Address = 13 bits In General, If, Physical Address Space = N Words

What is physical address in computer architecture?

Physical Address identifies a physical location of required data in a memory. The user never directly deals with the physical address but can access by its corresponding logical address.