- External commands reside in RAM until called
- External commands are stored on disk separately from COMMAND.COM
- External commands must always be used with the /e switch
- External commands can only be executed from a batch file.
- None of the above
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While working with MS-DOS, which command is used to force DOS to recheck all clusters when reformatting a disk?
Answer: Option 4 Let'
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DOS uses letters of the alphabet to designate disk drives. How many disk drives can DOS address (recognize)?
Answer: Option 2 Let'
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Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?
Answer: Option 2 Let'
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After upgrading your computer to a new DOS version, an older application displays the error message "Incorrect DOS version". What should you do to run this application?
Answer: Option 2 Let'
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What type of commands are individual programs kept, as separate files on the hard disk (DOS diskette)?
Answer: Option 1 Let'
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Which of the following applies to Internal DOS commands?
Answer: Option 1 Let'
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Which internal DOS command clears the screen and places the DOS prompt in the upper left corner of the screen?
Answer: Option 1 Let'
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While working with MS-DOS, which command is used to display a list of deleted files that DOS can undelete?
Answer: Option 3 Let'
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Which file executes commands in DOS?
Answer: Option 3 Let'
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Which two of the following DOS commands are used to display or set the date and time of your computer's infernal clock?
Answer: Option 3 Let'
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