"Amitava Datta" <am*t*v*.*a*t*@*w*.*d*.*u> wrote: Pretty sure this is not correct. The primary page table size is 2^8=256, where each of these 256 entries points to a secondary page table. Therefore there are 2^8=256 secondary page tables, one for each index of the primary page table. Each of these secondary page tables then has 2^14=16384 entries, each one pointing to a page, so each secondary page table is of size 2^14.