Which two servers support memory extension technology and give list？（）

单项选择题OnaCiscoUCSB250M2serverthatisfullypopulatedwith1333-MHzmemoryandanE5640CPU，whatisthefastestspeedthememorycanrunat？（）

A. 800 MHz
B. 900 MHz
C. 1066 MHz
D. 1333 MHz
E. 1666 MHz

单项选择题WhyisaCiscoUCSB250serverunabletosupport16-GBDIMMs？（）

A. Dual-rank DIMMs are not supported.
B. 16-GB DIMMs are too slow.
C. The largest DIMM an Intel 55xx or 56xx CPU can address is 32 GB
D. The memory bus would be too long.
E. The blade would run too hot.

单项选择题Whatisthecauseoftheerror？（）

A. Missing control VLAN in VSM configuration
B. Missing packet VLAN in VSM configuration
C. VSM has no network connection to vCenter
D. VSM extension key is not installed on vCenter
E. vCenter extension key is not installed on VSM

单项选择题The network administrator is adding a new N1Kv to the vCenter， however， the administrator does not see the new switch under the networking tab of vCenter.    The administrator issues the following command on the VSM to troubleshoot：        VSM# show svs connections  connection VC：  ip address： 10.10.10.30  remote port： 80  protocol： vmware-vim https  certificatE. default  datacenter namE. DC1  DVS uuiD. 67 32 30 50 a6 d2 49 64-9e 1c 5f 49 e3 af 55 99  config status： Disabled  operational status： Disconnected sync status： -  version： -        When attempting to fix the issue， the following error is seen：        VSM-PRI-188# conf    VSM-PRI-188（config）# svs connection VC  VSM-PRI-188（config-svs-conn）# connect  ERROR： [VMWARE-VIM] Extension key was not registered before its use        What is the cause of the error？（）

A. Missing control VLAN in VSM configuration
B. Missing packet VLAN in VSM configuration
C. VSM has no network connection to vCenter
D. VSM extension key is not installed on vCenter
E. vCenter extension key is not installed on VSM

单项选择题Given the following configuration：  port-profile type ethernet DATA-UPLINK   vmware port-group  switchport trunk allowed vlan 1-3967，4048-4093  channel-group auto mode on  no shutdown  state enabled  port-profile type ethernet MGMT-UPLINK  vmware port-group    switchport trunk allowed vlan 10-12  channel-group auto mode on  no shutdown  state enabled       VEMs are seen to be joining and then are lost from the Cisco VSM. How would you resolve this issue？（）

A. Remove second NIC from each port profile
B. Remove VEM from VSM （no vem X）， remove NICs， and reinsert
C. Ensure that VLANs on uplink profiles are not overlapping
D. Reinstall VEM
E. Issue the command "module vem X execute vemcmd set pinning module vsm 1"