Which statements about the swap file are true? Select TWO.
A.
The swap file will be used by the modified page writer when the page file is full.
B.
When a process is swapped out of memory, it is written to the swap file.
C.
The swap file must exist on the boot device, and be at least the size of WSMAX.
D.
The swap file is optional, and may be installed on a disk other than the boot device.
E.
The Swapper process writes pages from the modified page list to the swap file.