Which is a benefit of using the IBM DS8000 FlashCopy SE （PTC-SE）（）
A、FlashCopy SE （PTC-SE） is much faster than the traditional DS8000 full-volume FlashCopy
B、FlashCopy SE （PTC-SE） also supports background copy
C、FlashCopy SE （PTC-SE） is optimized for use in cases where a high percentage of the source volume is updated during the life of the relationship
D、the additional capacity required forFlashCopy SE （PTC-SE） must only be planned for data which is changed on the source volume during host I/O transaction
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
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
在使用多功能一体机时，所有扫描纸张都出现一个污点，下列哪一项是解决这个问题的第一步？（）
A、清洁激光透镜
B、清洁成像硒鼓
C、清洁扫描曝光玻璃板
D、更换打印头
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
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