直流他励电动机重载运行时，若不慎将励磁回路断开，电机转速将（）。 升至新的稳定值。 增至不允许的值，即“飞车”。 减速至新的稳定值。 迅速减少直至停止。
立体划线一般要选择（）划线基准。 二个。 三个。 四个。 六个。
Which two statements are true regarding a PL/SQL package body？（） It cannot be created without a package specification.。 It cannot invoke subprograms defined in other packages.。 It can contain only the subprograms defined in the package specification.。 It can be changed and recompiled without making the package specification invalid.。
You are specifying French case-insensitive sorts by using the NSL_SORT parameter for the user session of the user， Scott. Which value will you set for the NLS_SORT parameter？（） FRENCH_AI。 FRENCH_CI。 AI_FRENCH。 CI_FRENCH。
While explaining to a customer the fault tolerant benefits of x445 they ask what happens if they implement memory mirroring and a DIMM fails in the SMP expansion module. Which of the following is the most appropriate response？（） The DIMM is taken off line， and fault tolerance is available on the other DIMMs only.。 The memory bank is taken offline and rebuilt with the online hot spare and then brought back on line.。 The memory bank containing the failed DIMM is taken off line， and the system is no longer fault tolerant until replaced.。 The DIMM is taken offline， and the online hot spare is initiated and the system remains fault tolerant.。
Which of the following allows the user to have two separate Ethernet networks share the same network adapter？（）
