After Running the Command Umount /Mnt, the Following Error Message

question 189

Multiple Choice

After running the command umount /mnt, the following error message is displayed: umount: /mnt: device is busy. What is a common reason for this message?

• A) The kernel has not finished flushing disk writes to the mounted device.
• B) A user has a file open in the /mnt directory.
• C) Another file system still contains a symlink to a file inside /mnt.
• D) The files in /mnt have been scanned and added to the locate database.
• E) The kernel thinks that a process is about to open a file in /mnt for reading.

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Definitions:

After-Tax Discount Rate

The rate used to discount future cash flows of an investment after taxes have been accounted for, reflecting the investor's required rate of return net of taxes.

Working Capital

The difference between a company's current assets and current liabilities, indicating the short-term liquidity.

Straight-Line Depreciation

This method evenly allocates the cost of an asset over its useful life.

After-Tax Discount Rate

The discount rate used in capital budgeting that accounts for taxes, representing the net cost of capital after tax considerations.