题目内容

A《北京条约》
B《天津条约》
C《马关条约》
D《辛丑条约》

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A北洋军阀的统治阻碍了社会的进步
B民族资产阶级是民主革命的动力
C仅靠工人阶级无法完成革命任务
D中国是半殖民地半封建社会

Youareanetworkadministratorforyourcompany.AWindowsServer2003computernamedServer1isexhibitingconnectivityproblems.YoumonitorServer1byusingSystemMonitorandNetworkMonitor.Whilemonitoring，younoticethatServer1hasapproximately4MBofavailablememory，andtheaverageCPUutilizationisrunningat95percent.WhenyouinvestigatetheNetworkMonitorcapture，younoticethatsomenetworkpacketssenttoServer1duringthecapturehavenotbeencaptured.YouneedtoensurethattheimpactofmonitoringonServer1isreducedandthatallpacketssenttothecomputerarecaptured.
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YouareanetworkadministratorforLitware，Inc.Thecompany’smainofficeislocatedinLima，andbranchofficesarelocatedinfiveothercities.ThenetworkconsistsofasingleDNSdomainnamedlitwareinc.com.Thenetworkconfigurationisshownintheexhibit.（ClicktheExhibitbutton.）
AllnetworkserversrunWindowsServer2003.AllclientcomputerIPaddressesareassignedbyusingaDHCPserverthatislocatedineachoffice.Clientcomputersarereimagedoftenandareassignednewnameseachtimetheyarereimaged.AllclientcomputersareconfiguredtoreferencetheirlocalDNSserverasthepreferredDNSserverandtoreferencethecentralDNSserverasthealternateDNSserver.Aprimaryzoneforlitwareinc.comisconfiguredonaserverintheLimaoffice.Secondaryzonesareconfiguredonaserverineachbranchoffice.Theretryinterval，therefreshinterval，theexpirationinterval，andthedefaultminimumTimetoLive（TTL）intervalareconfiguredwiththedefaultsettings.Networkbandwidthutilizationaverages40percent.ThenetworkconnectionbetweentheLimaofficeandtheBogotaofficefailsanaverageoftwiceperday.UsersintheBogotaofficeoccasionallyreceiveincorrectresponsestoqueriesagainstthelocalDNSserverwhenthenetworkconnectionisinterruptedduringazonetransfer.
Youneedtochangetheconfigurationofthestartofauthority（SOA）resourcerecordforlitwareinc.com.Inaddition，youneedtoreducethepossibilitythatuserscanquerylocalDNSzonesbeforesuccessfulzonetransfersoccur.
Whatshouldyoudo？（）

电视节目制作和播出的主要作用是什么？