Disk Operating System (DOS) Question:
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To save your computer from viruses you will do:

a. Install antivirus software and run it
b. Make physical safe for the removal disk
c. Scan the removable disk before using it
d. All of the above

DOS (Disk Operating System) Interview Question
DOS (Disk Operating System) Interview Question

Answer:

a. Install antivirus software and run it

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To change the volume label:

a. Vol
b. Label
c. Scandisk
d. None		How can you optimize performance of your computer?

a. Delete unused files
b. Defrag disk
c. Scan for virus
d. All of above