题目内容

党中央要求，全党应坚定“四个自信”，具体指的是（）。

A. 理论自信
B. 道路自信
C. 制度自信
D. 文化自信

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Refer to the exhibit. Which statement is true about the configuration that is shown？（）

A. Untagged ingress traffic will be dropped.
B. Ingress traffic from the host will be tagged with theCoS value of 5.
C. Tagged and untagged ingress traffic will be carried on VLAN 1.
D. Untagged ingress traffic will be marked with the default CoS value of the port.

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YouarethenetworkadministratorfortheBeijingofficeofTestKing.Abranch officeislocatedinCairo.TheDNSserversinbothlocationsrunWindowsServer 2003. ThenetworkusestwoDNSnamespacesinternally.Theyarenamed publishing.testking.comandtestking.com.Thelocationsoftheprimaryname serversareshowninthefollowingtable. TheBeijingofficecontainssomeserversthatareregisteredinthetestking.comzone andotherthatareregisteredinthepublishing.testking.comzone.Allcomputersin theBeijingofficeareconfiguredtousethelocalDNSserverastheirpreferredDNS server.ThetwoofficesareconnectedonlybyusingaVPNthroughtheInternet. Variousnetworkproblemsoccasionallyresultinlossofconnectivitybetweenthe twooffices. FirewallspreventtheDNSserversinbothofficesfromreceivingqueriesfromthe Internet. YouneedtoconfiguretheDNSserverintheBeijingofficetoallowsuccessful resolutionofallqueriesfromtheBeijingofficefornamesinthe publishing.testking.comnamespace,evenwhentheVPNlinkbetweentheBeijing andCairoofficesfails. WhatshouldyouconfigureontheDNSserverintheBeijingoffice?（）

A. Inthetestking.comzone,createadelegatedsubdomainnamedpublishing.SpecifytheDNSserverintheCairoofficeasanameserver.
B. Createasecondaryzonenamepublishing.testking.com.SpecifytheDNSserverintheCairoofficeasamasterserver.
Configureconditionalforwardingforthepublishing.testking.comnamespace.SpecifytheDNSserverintheCairoofficeasatargetserver.
D. Createastubzonenamedpublishing.testking.com.SpecifytheDNSserverintheCairoofficeasamasterserver.

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对于赠品促销，需注意的事项有（）。

A. 不要选择次品、劣质品作为赠品
B. 明确促销目的，选择适当的能够吸引消费者的产品或服务
C. 赠品尽可能价值高、数量多，以吸引消费者
D. 注意赠品的时间和时机选择

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OnwhatkindsofnetworksdoesOSPFelectabackupdesignatedrouter?（）

A. Point-to-pointandpoint-to-multipointnetworks
B. Nonbroadcastandbroadcastmultipointmulticasting
C. Point-to-pointandmulti-accessbroadcasting
D. Point-to-multipointandmulti-accessbroadcasting
E. Nonbroadcastandbroadcastmulti-access

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党中央要求，全党应坚定“四个自信”，具体指的是（）。

A. 理论自信 B. 道路自信 C. 制度自信 D. 文化自信

Refer to the exhibit. Which statement is true about the configuration that is shown？ （）

对于赠品促销，需注意的事项有（）。

OnwhatkindsofnetworksdoesOSPFelectabackupdesignatedrouter?（）

A. 理论自信
B. 道路自信
C. 制度自信
D. 文化自信

Refer to the exhibit. Which statement is true about the configuration that is shown？（）