Which of the following statements about the CIFS sharing configuration of Huawei OceanStor 9000 is false?

• A.If Enable guest is selected, users can access shared directories on clients without entering a user name and password.
• B.If Enable notify is selected, the changes made by a client to a directory cannot be detected by other clients that are accessing the directory or its parent directory.
• C.If Enable Oplock is selected, files are locally cached before being sent to the shared storage, improving clients' access efficiency.
• D.If Signature enforcement is selected, clients are required to enable the signature function. If a client does not enable the signature function, the OceanStor 9000 rejects the data access requests initiated by that client.

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What authentication methods does Huawei Oceanstor 9000 CIFS sharing support? (Multiple choice)

• A.NIS domain authentication
• B.LDAP authentication
• C.AD domain user authentication
• D.Local user authentication

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After replacing a disk module we check that the Alarm indicator is off, this guarantees that the module is placed correctly and functional.

• A.TRUE
• B.FALSE

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HyperMirror is a LUN based feature whereas SmartVirtualization is based on virtualizing a complete third party array.

• A.FALSE
• B.TRUE

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The backup situation of a certain enterprise application is that on February 1, a single-selected full backup of all files and directories was performed, February 2, February 3, February 4 Cumulative incremental backup was performed. On February 5, the business disk failed. Now I want to restore to the version on February 4. What backup files are needed?

• A.Feb +Feb 2
• B.Feb l+Feb 4
• C.Feb l+Feb 2+Feb 3+Feb 4
• D.Feb l+Feb 3

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