Number 2 is the correct answer
chkdsk is a utility that you use to check for bad sectors on a hard drive , as far as how to run it you open the start menu go to your run bar and type chkdsk then follow the instruction on the screen .
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system analysis and design
Explanation:
a broad term for describing methodologies for developing high quality information Sytem which combines Information Technology, people and Data to support business requirement...A methodology is essentially a procedure to get something done.
Answer:
The videos contain the answers.
Explanation: