单项选择题
A.access the storage through the serial port and change the password for the admin account
B.log a call to IBM support
C.log in to the HMC and open a browser； no password is required
D.download a script from the IBM website and reset the password with the superuser account
单项选择题 Whichtwocomponentsarecreatedduringconfigurationofspace-efficientstorageinanextentpool（）
单项选择题 A storage specialist needs to automate some tasks triggered in the event of disaster recovery. What is the best solution to accomplish this（）
单项选择题 A customer has one IBM System Storage DS8300 in their main data center with one IBM DS6800 at their Disaster Recovery （DR） site. They are using the Remote Mirror and Copy （RMC） feature between the sites. They utilize Tivoli Storage Manager for backups. They would like to replace a Microsoft Windows server at the main site with a server at the DR site with a minimal amount of downtime. Which method will achieve their goals（）