Computer Architecture.

7. A system has a 46-bit virtual address and a 32-bit physical address. There are 256 Mbytes of main memory. The system uses a page size of 1024 bytes. A) How many virtual pages can the address space support? B) How many physical pages can the address space support'? C) How many page frames are there in main memory? D) How big is each page table entry if a single-level page table is used? E) How many page table entries are required for this system? F) How much storage is required for the page table (single-level page table)