栈装载与指令是将堆栈中的第一层和第二层的值进行逻辑与操作,结果存入栈顶。()
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存储器AI、AQ只能使用字寻址方式来存取信息。()
中断分离指令DTCH截断一个中断事件(EVNT)和所有中断程序的联系,但并不禁止该中断事件。()
暂停指令能够使PLC从RUN到STOP,但不能立即终止主程序的执行。()
YourcompanyhasaserverthatrunsWindowsServer2008R2.TheserverrunsaninstanceofActiveDirectoryLightweightDirectoryServices(AD?LDS).YouneedtoreplicatetheAD?LDSinstanceonatestcomputerthatislocatedonthenetwork.Whatshouldyoudo()
A. Runtherepadmin/kcccommandonthetestcomputer.
B. CreateanamingcontextbyrunningtheDsmgmtcommandonthetestcomputer.
CreateanewdirectorypartitionbyrunningtheDsmgmtcommandonthetestcomputer.
D. CreateandinstallareplicabyrunningtheADLDSSetupwizardonthetestcomputer.