Demand Paging Is Disadvantageous Because ________

Multiple Choice

Demand paging is disadvantageous because ________.

A) a process in a demand-paged system must accumulate pages one at a time
B) as a process references each new page, it must wait while the system transfers that page to main memory
C) system performance can suffer drastically if much of main memory is occupied by a process that cannot execute until new pages are fetched
D) all of the above