A bank OceanStor 9000 (V100R001) has officially started running on the line and into the maintenance phase, maintenance engineer Jack will be responsible for the subsequent maintenance of the game point, the storage system requires regular health checks.
Here is Jack inspection tools using methods of operation, which one is unreasonable? (Select 3 answers)

• A. Jack modified the administrative user login passwords of all devices, so you need to modify the device registration information inspection tool in the password, delete regular inspection task on the inspection tool interface, and then modify the device information.
• B. When Jack adding devices in the inspection tool, the configuration device IP in which the front-end IP address of a device, as required enter the SSH login management device user name and password.
• C. After receiving the maintenance task immediately inspection tool to configure real-time scanning task, the default service package, select the device to be inspected and inspection program, immediately start the task of system-wide inspection, inspection results normal.
• D. Jack planned weekly Monday morning 6:00 a game point inspection, regular inspection set policy, configure polling start time and end time and frequency of inspection, the configuration and exit the close inspection tools, follow each Monday to work on it to see the results of the inspection is abnormal.

Which of the description about using Huawei OceanStor9000 SMB3 Multi-Channel is correct? (Multiple choice)

• A. If the client existed two or more numbers of the same type GE/10GE/IB network port, after applying the SMB3, when disconnect one then two Ethernet ports network port business will be interrupted.
• B. If the client existed two or more numbers of the same type GE network interface, when the client uses SMB 3 visit Huawei OceanStor 9000, the client will work with Huawei OceanStor 9000 establishing a plurality of connecting channels.
• C. The client must also support SMB3.0 agreement.
• D. If the client has only one Ethernet port, you can't use SMB 3 function.

Before the OceanStor V3 clone file system is split, the parent file system data can be restored when the parent file system data is physically damaged.

• A. FALSE
• B. TRUE

Which of the following description of Oracle ASM is wrong?

• A. ASM instance and database instance can synchronize up and synchronous operation must shut down no later than the database instance.
• B. ASM is a storage solution for Oracle which similar to the RDBMS, comprised of instance and documents, can pass up sqlplus tools to maintain.
• C. ASM directly manage disk rather than file, the file is distributed evenly in all of the disks.
• D. ASM instance SGA include Buffer Cache, Share Pool Large Pool, etc.