Computer Hardware - Engineering

Q1:

Which DOS driver is used to emulate expanded memory?

A Himem.sys

B EMM386.exe

C Mem386.sys

D Ramdrive.sys

E None of the above

ANS:B - EMM386.exe

DOS EMM386.EXE Starting with DOS 5 and Windows 3.0, EMM386.EXE is an expanded memory manager (EMM) for 386s and up, which is software that converts extended memory into EMS memory. It also allows drivers and TSRs to be stored in the upper memory area (UMA) between 640K and 1M.