During system boot, rootvg fails to vary on, causing an LED code of 0552. What is the most likely cause for rootvg not varying on?（）

A、Missing blv

B、Network problem

C、Wrong boot table

D、Corrupted file system

How can the administrator display the boot paths from which AIX can boot?（）

A、bootinfo -r

B、lspath -boot

C、bosboot -ad hdisk0

D、bootlist -m normal -rv

当对域进行设置，则该策略在本地计算机和用户都生效。

A、对

B、错

货物运输业增值税专用发票税控系统中，传输盘的功能有哪些？（）

A、申报数据

B、返写监控数据

C、领购发票

D、校准时钟

A system is being booted into maintenance mode due to root password recovery.  After accessing the root volume group and starting a shell without mounting the file systems， what is the next step？（）  

A、Delete root’s password from the /etc/security/passwd file.

B、Use the diag recovery tool option to reset root’s password.

C、Execute the ’passwd’ command and assign a new passwd to root UId

D、Mount the / and /usr filesystems on alternative mount points to edit the password file.

域名空间由（）和（）两部分组成。