A customer has purchased three IBM System Storage DS8700 systems and would like to have their administrators trained. Which training alternative provides the necessary training with the least financial impact（）
A、purchase the training CD for the disk subsystem and have the staff do self-paced training
B、have the IBM Service Support Representative perform the training
C、contact IBM Education Services for an onsite training class
D、send one person at a time to an IBM training session
用（）法画组合体的正等轴测剖视图，可先画出其完整的正等轴测图。
A、换面
B、旋转
C、中心投影
D、先画外形再作剖视
在RNC侧，可以实现Iub口接口功能的接口板有（）。
A、APBE
B、IMAB+SDTB
C、TORN
D、IIA
十进制数50转换成无符号二进制整数是（ ）。
A、0110110
B、0110100
C、0110010
D、0110101
在你的电脑上有一个硬盘驱动器和一个CD-ROM并且都设置在主通道上。新的CD-RW没有被识别，最好采取的措施是（）。
A、假设这个CD-RW是坏的
B、重新把CD-RW设置为主通道
C、检查IRQ冲突
D、检查次通道设置为自动检测
RNC接入单元的单板有（）。
AAPBE
BSDTB
CIMAB
DCHUB