In Order to Verify the Consistency of the Slave LUN

question 347

Multiple Choice

In order to verify the consistency of the slave LUN data with the source data and to protect slave LUN data, which of the following description is incorrect:

• A) Create a virtual snapshot of the slave LUN and activate it, then map the snapshot LUN to the host for authentication.
• B) After the snapshot LUN is mapped to the host, the host can read and write the snapshot LUN.
• C) After the verification is completed, stop the upper-layer service application, release the LUN mapping, and finally delete the snapshot.
• D) Stop the snapshot before the host can write snapshot LUN.

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Definitions:

Fixed Charge Coverage

A financial ratio that measures a firm's ability to cover its fixed charges, such as interest and leases, with its earnings before interest and taxes (EBIT).

Quick Asset Ratio

A liquidity measure that indicates a company's capacity to pay its short-term liabilities with its quick assets, excluding inventories.

Current Ratio

A liquidity ratio that measures a company's ability to pay short-term obligations with its current assets over its current liabilities.

Investing Activity

Transactions involving the purchase or sale of long-term assets and other investments not included in cash equivalents.