[单选]

A customer plans to replace a McData 6140 core director with a Cisco MDS 9506. The storage is based on SVC with three DS5300 back-end storage systems. The storage resources are attached to the 6140 core while all servers are attached to edge switches. Linux, Windows and AIX servers use the SVC.
Which of the following is a potential risk associated with this planned migration?（）

Which object privileges can be granted on a view? （） none。 DELETE, INSERT,SELECT。 ALTER, DELETE, INSERT, SELECT。 DELETE, INSERT, SELECT, UPDATE。 影响闸瓦产生制动力的因素主要有闸瓦材质、列车运行速度、闸瓦压强和（）。 轨道状态。 踏面状态。 闸瓦重量。 制动初速。 Which of the following software features/products are available at additional cost for the StorwizeV7000?（）  Thin Provisioning, Easy Tier, FlashCopy 。  FlashCopy, Fastback for Storwize, External Virtualization 。  Easy Tier, TPC for Disk Midrange Edition, TPC for Replication 。  TPC for Disk Midrange Edition, TPC for Replication, External Virtualizatio。 Which of the following restrictions are not true with respect to tablespace point-in-time recovery？（）  The target database must be in NOARCHIVELOG mode.。  No backup is required of the database before you perform a TSPITR.。  You must have all archived redo logs generated since the last backup up to the point to which you want to restore the transport set.。  If you rename a tablespace， you can not perform a TSPITR to any point in time before that rename operation occurred.。  If you have tables in tablespace_1 that have associated constraints in tablespace_2，then you must transport both tablespaces.。 血管止血作用的调控，下列哪项是错误的（） 受神经调控。 受体液调控。 二者通过拮抗作用调控。 二者通过协同作用调控。

A customer plans to replace a McData 6140 core director with a Cisco MDS 9506. The storage is based on SVC with three DS5300 back-end storage systems. The storage resources are attached to the 6140 core while all servers are attached to edge switches. Linux, Windows and AIX servers use the SVC.
Which of the following is a potential risk associated with this planned migration?（）