You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 runs a custom database application. The database files are stored on drive D. Server1 experiences a power failure. Upon restart, the database engine reports that the log files fail to replay because a log file is corrupt. You need to minimize the risk of a log file becoming corrupt if the power fails. What should you do? （） Enable hibernation.。 Enable volume shadow copies.。 Disable read caching on drive。 Disable write caching on drive。
简述目标对照法和因素评定法？
Your network consists of a single Active Directory domain named contoso.com. All servers run Windows Server 2003 Service Pack 2 （SP2）. All client computers run Windows XP Professional Service Pack 3 （SP3）. You have two DNS servers named DNS1.contoso.com and DNS2.contoso.com. All client computers are configured to use DNS1 as their preferred DNS server and DNS2 as an alternate DNS server. You need to verify that DNS1 is responding to name resolution queries from a client computer. What should you run from the client computer？（） Ipconfig.exe /displaydns。 Nbtstat.exe–r。 Nslookup.exe-dns1.contoso.com。 Ping.exe dns1.contoso.com。
在三相三线两元件有功电能表中，当三相电路完全对称，且功率因数为1.0时，C组元件的电压向量（） 超前于电流。 滞后于电流。 与电流同相。 与电流反相。
干式煤气柜活塞上部应按储存气体特征设置（）监测装置，其监测信号应送至控制室并设有声光报警显示和记录。 悬挂式。 固定式。 移动式。
煤的分析法有（）
