Rate your level of proficiency with managing and maintaining physical and logical devices, includingmanaging basic and dynamic disks; monitoring server hardware; optimizing server disk performance; andinstalling, configuring, and troubleshooting server hardware devices. （）

• A、I am considered an expert on this. I have successfully done this multiple times without assistance or error. I train or supervise others on this activity. Others come to me when they have questions or need assistance with this.
• B、I have successfully done this without assistance and with few errors, but I do not train or supervise others on this activity.
• C、I am proficient at this. I have successfully done this on my own, but I occasionally require assistance for some types of problems encountered when doing this and/or occasionally make minor errors.
• D、I have successfully done this with the assistance of others or specific instructions.
• E、I am a novice. I have not done this yet or I am learning.