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SEC表示（）。
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考题
用于连接文件sec1和文件sec2的内容,写入chapter1中的命令是( )。
A.cat sec1 sec2 chapter1B.cat sec1 sec2>chapter1C.comm sec1 sec2 chapter1D.comm sec1 sec2>chapter1
考题
YouarethenetworkadministratorforFabrikam，Inc.ThenetworkconsistsofasingleActiveDirectorydomainnamedfabrikam.com.AWindowsServer2003computernamedServer1istheonlyDNSserverinthedomain.Ithostsnootherzones.Usersreportthatconnectingtocomputerswithinthefabrikam.comdomainisslow.YouneedtofindoutwhetherDNSclienttrafficonServer1iscausingthisproblem.Whatshouldyoudo？（）A.UseSystemMonitortocreatealogoftheDNScountersDynamicupdates/secandTotalqueries/sec.B.UseSystemMonitortocreatealogoftheNetworkInterfacecounterTotalbytes/sec.C.EnabledebugloggingonServer1.ConfigurethelogtocaptureNotificationevents.D.EnabledebugloggingonServer1.ConfigurethelogtocaptureUpdateevents.
考题
用于连接文件sec1和文件sec2的内容，写入chapter1中的命令是（）A、ca tsec1 sec2 chapter1B、cat sec1 sec2 chapter1C、comm sec 1sec2 chapter1D、comm sec1 sec2chapter1
考题
A320飞机的升降舵可由哪些计算机控制（）A、ELAC1、ELAC2、SEC1、SEC2、SEC3B、ELAC1、ELAC2、SEC1、SEC3C、ELAC1、SEC1、SEC2、SEC3D、ELAC1、ELAC2、SEC1、SEC2
考题
ITU-TG.813规定的时钟等级描述正确的是（）A、QL-PRC表示1级基准时钟B、QL_SSUT表示2级节点时钟C、QL-SEC表示SDH设备时钟D、QL_STU表示时钟质量等级未知
考题
IDS高可用复制系统（HDR）中，HDR备机仅可读，其在onstat–的输出中显示为（）。A、On-Line（Primary）B、Read-Only（Sec）C、On-LineD、Updatable（Sec）
考题
Which one of the following best describes LTO-5 specifications for native cartridge capacity andthroughput?（）A、800 GB / 120 MB/sec B、2.5 TB / 180 MB/sec C、1.5 TB / 140 MB/sec D、400 GB / 100 MB/sec
考题
You are a database administrator for your company. The company uses a SQL Server 2005 application. Each night， data is imported into a database， and the database is then set to be read-only. During business hours， users run predefined and ad hoc queries. You need to monitor the servers performance during the day. What are two possible ways to achieve this goal？（）A、Use the Lock Waits/sec performance counter.B、Use the Number of Deadlocks/sec performance counter.C、Use the Transactions/sec performance counter.D、Use the Full Scans/sec performance counter.E、Use the Batches/sec performance counter.
考题
飞行操纵计算机根据正常、备用或直接飞行操纵法则处理飞行员和自动驾驶的输入，这些计算机是（）A、3部ELAC、2部SEC、2部FACB、2部ELAC、3部SEC、2部FACC、2部ELAC、3部SEC、3部FAC
考题
单选题Which one of the following best describes LTO-5 specifications for native cartridge capacity andthroughput?（）A
800 GB / 120 MB/sec B
2.5 TB / 180 MB/sec C
1.5 TB / 140 MB/sec D
400 GB / 100 MB/sec
考题
多选题You are a database administrator for your company. The company uses a SQL Server 2005 application. Each night， data is imported into a database， and the database is then set to be read-only. During business hours， users run predefined and ad hoc queries. You need to monitor the servers performance during the day. What are two possible ways to achieve this goal？（）AUse the Lock Waits/sec performance counter.BUse the Number of Deadlocks/sec performance counter.CUse the Transactions/sec performance counter.DUse the Full Scans/sec performance counter.EUse the Batches/sec performance counter.
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