Disk Operating System (DOS) Question: Download DOS (Disk Operating System) PDF

How can you optimize performance of your computer?

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

d. All of above

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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	Scandisk a. Checks the disk b. Give information about disk c. Run from DOS mode d. All of the above