Which two of the following files will cause a Windows 2000 EIDE system with a single-boot
configuration to become nonfunctional, if they are absent? (Select TWO.)

A.
HAL.DLL

B.
WIN.COM

C.
NTBOOTDD.SYS

D.
BOOTSECT.DOS

Explanation:
The absence of WIN.COM or HAL.DLL will cause the system to be nonfunctional.
Incorrect Answers:
C: On a system with a SCSI boot device, this file is used to recognize and load the SCSI interface.
On EIDE systems this file is not needed and is not even installed.
D: In a dual-boot configuration this keeps a copy of the DOS or Windows 9x boot sector so that
the Windows9x environment can be restored and loaded as needed.Reference:David Groth and
Dan Newland, A+ Complete Study Guide (Second Edition), Sybex, Alameda, CA, 2001, pp. 606
and 607.