In which phase should a TDA be performed of the following？（）

单项选择题Acustomerisconcernedaboutrisingpowercosts，andthelimitedspacetheyhaveleftinthecomputerroom.Theyhavebeendoingsomeresearchintovirtualizationandwouldliketoknowiftheyshouldpursuethissolution.Whichofthefollowingarchitecturalfeaturesshouldbediscussedwiththem？（）

A.x3650 M3 servers and racks
B.x3550 M3 servers， VMware and racks
C.BladeCenter， blades and VMware
D.x3620 M3 servers and VMware

单项选择题AclientisexperiencingbottlenecksintheirITenvironment.Whichresponseaddressthisissueofthefollowing？（）

A.Meet with Operations Manager
B.Perform Scorpion Study
C.Meet with CFO
D.Perform CDAT Study

单项选择题AninsurancecustomerinstallstwoBladeCenterchassisinarackwithglassdoors.Afterashorttime，theblowersinbothBladeCentersincreasetofullspeed，andthenonefails.Apartfromreplacingthebrokenblower，whichadditionalactionisrequiredforalongtermfixofthefollowing？（）

A.Add Rear Door HeateXchanger
B.Add fans to the top of the racks
C.Increase circulation from Data Center raised floor
D.Change to perforated doors

单项选择题AUniversitycustomerhasaBladeCenterHfullypopulatedwithLS21Blades，asingleAMM，andfourpowermodules.TheBladeCenterhasbeenrunningflawlesslyforthreemonths.Onedayanadministratordiscoversthattheycannotviewvideoonblades9-12eitherlocallyorremotelyeventhoughtheystillappeartoberunning.Thevideoworksonalloftheotherblades.Whichofthefollowingisthecauseofthevideoproblem？（）

A.A power module has failed and there is not enough power to see video on all blades.
B.MUX 3 on theBladeCenter backplane has failed.
C.A firmware update is required on the AMM.
D.A second AMM is required to view video on blades 9-14.

单项选择题Amedicalcustomerwantstodeployaround8TBintegratedstorageonaBladeCenter.Whichofthefollowingshouldbediscussedwiththiscustomer？（）

A.SATA internal disks
B.iSCSI
C.Solid State Storage
D.SAS Internal Disk