One of the good aspects of online distance learning is ______.A．speedB．convenienceC．easy o

acenter.Theirmainapplicationisadatabase

runningonanIBMSystemStorageDS8000.Thedatabasehasadatachangerateof50%perday.Onceaweek，theymustdoapoint-in-timebackupfromthedatabasetotape.Thetimeittakestorunthebackupnowexceedsthebackupwindowallowed.Thecustomerrequestsaproposaltoreducedatabasedowntimecausedbyrunningbackups，withnearlyzeroimpacttoproductionvolumes.

Inadditiontothetapebackup，whichDS8000featureshouldatechnicalspecialistpropose（）

A.DiskMagic

B.PerfMon

C.iostat

D.TivoliStorageProductivityCenterforData

A．错误

B．正确

Theyareconvincedthat450GBistheoptimumsizefortheirbusinessapplications.Thereislimitedspaceavailableforadditionalmachinesinthedatacenter.Whichsolutionmeetsbestthisrequirement（）

A.DS8700systemwiththreeframes

B.DS8800systemwiththreeframe

C.DS8700systemwithtwoframes

D.DS8800systemwithtwoframes

cernsaboutthedifficultyofmanagingandadministeringanHACMPclusterwithoutan"administrationonly"network.AddingadapterstocreateanadministrationnetworkisnotpossibleduetolimitationsonthenumberofopenIOslotsintheservers.Whatcanbedonetoaddressthisissue？（）

A.CreateHACMPpersistentIPlabelsforadministrationpurposes.

B.UseHWATtoensurethecorrectMACaddressisavailableatalltimes.

C.NothingcanbedonebecauseRPATisacharacteristicofHACMPthatcannotbechanged.

D.UseIPaliasingwithinHACMPtoallowtheadministratorsconstantaccesstothenodes.

isroomforonlyoneNetworkInterfaceCardineachnode，inadditiontothebuilt-inEthernetportonthesystemplaner.ThebestHACMPconfigurationfortheseserversistoimplement：（）

A.AsingleadapternetworkusingtheNetworkInterfaceCardineachnode

B.AsingleadapternetworkusingpersistentaddressesontheNetworkInterfaceCardineach node

C.AdualadapternetworkusingtheinternalEthernetadaptersasannon-serviceinterfacewithIPATviaIPReplacement.

D.EtherChannelhighavailabilityforthenetworkconnectionswithHACMPcascadingresource groupsfordataandapplicationfallover

A.7311-D20drawerwithfourdisks

B.UpgradetoAIX5.3

C.FiberadapterstoattachtoSAN

D.Nothing

A.usedthenumberandtimeformatoptions

B.usedthe@datetotextfunctionstoconverttimetotext

C.concatenatedthedatetypesusingmathematicaloperators

D.usedthe@textfunctionstoconverttimeandnumberdatatotextintextcolumns

a AFTER UPDATE ON tab1 FOR EACH ROW UPDATE sale_tab SET sale_date = CURRENT DATE; CREATE TRIGGER trig_b AFTER UPDATE ON tab1 FOR EACH STATEMENT UPDATE invoice_tab SET invoice_date = CURRENT DATE; CREATE TRIGGER trig_c AFTER UPDATE ON tab1 FOR EACH ROW UPDATE shipping_tab SET ship_date = CURRENT DATE; CREATE TRIGGER trig_d AFTER UPDATE ON tab1 FOR EACH STATEMENT UPDATE billing_tab SETbilling_date = CURRENT DATE;If an event occurs that causes all of them to activate, which trigger will be activated first?（）

A.TRIG_A

B.TRIG_B

C.TRIG_C

D.TRIG_D

nidenticalLPARS，eachcontainingfourfibrecards，two2-portEthernetcards，andoneSCSIcardaswellastwointernalbootdisks.TheywanttheLPARStobesplitacrosstwophysicalsystemsforredundancypurposes；costisanissue.Theyneedatotalofapproximately40rPerfforalltenworkloads.Whichofthefollowingsolutionsbestfitstheseneeds？（）

A.2xp6551.7ghz8-wayservers（21.87rPerfeach）

B.2xp6701.5ghz8-wayservers（24.18rPerfeach）

C.2xp6901.7ghz8-wayservers（27.11rPerfeach）

D.2xp6501.45ghz8-wayservers（18.67rPerfeach）