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Computer Science - Disk Operating System (DOS)

Exercise : Disk Operating System (DOS) - Section 1
21.
You suspect a virus has entered your computer. What will not be affected by the virus?
CMOS
Boot sector
Floppy disks
Program files
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
What is a TSR?
test status request
terminate and stay resident program
take status request
token set ready
token steady route
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
What does MSCDEX.EXE do?
Configures hard drives
it's a SCSI driver
BIOS setup
it's a CD-ROM DOS driver
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Upper Memory blocks are located where?
Conventional Memory
Extended Memory
Expanded memory
Reserved Memory
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?
COM
BAT
EXE
SYS
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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