When two AC generators are being paralleled, the breaker should be closed with the synchroscope pointer mating in the （）

A . use different fire hose pressures B . use fire hoses of different sizes C . not attack the fire from opposite sides D . not wear protective clothing

A . load limit settings B . idle speed settings C . speed limit settings D . speed droop setting

A . blow out coils B . governor relay C . under voltage trips D . reverse current tri

A .  The SDM QoS wizard will create two real-time traffic classes to handle VoIP and voice signaling packets. B .  The SDM QoS wizard will create three real-time traffic classes to handle VoIP， voice signaling， and video packets. C .  The SDM QoS wizard will create four real-time traffic classes to handle VoIP， voice signaling， video， and video streaming packets. D .  The SDM QoS wizard will create two business-critical traffic classes to handle transactional and network management packets. E .  The SDM QoS wizard will create three business-critical traffic classes to handle transactional， network management， and routing packets. F .  The SDM QoS wizard will create four business-critical traffic classes to handle transactional， network management， routing， and best-effort packets.

A . voltage regulator B . reverse power relay C . reverse current relay D . governor control switch

A . It produces less accurate results of the comparison analysis. B . It automatically calls the SQL Tuning Advisor for recommendations. C . It shortens the time of execution and reduces the impact on system resources. D . Only the changes in the execution plan, and not performance regression, are detected.

A . means of rheostat the governor settings B . a balance coil excitation C . adjusting the governor settings D . changing excitatio

A . slightly less than the line frequency B . the same as the line frequency C . slightly greater than the line frequency D . All of the above

A . open the generator circuit breaker B . switch the voltage regulator to “manual” C . decrease the field excitation to minimum D . reduce the load on the unit

A . pick up more of any increase in load B . pick up less of any increase in load C . share an equal amount of any increase in load D . drop an equal amount of any decrease in load

A . the SDM QoS wizard will create two real-time traffic classes to handle VoIP， voice signaling， and video packets B . the SDM QoS wizard will create three real-time traffic classes to handle VoIP， voice signaling， video， and video packets C . the SDM QoS wizard will create four real-time traffic classes to handle VoIP， voice signaling， video， and video streaming packets D . the SDM QoS wizard will create two business-critical traffic classes to handle transactional and  network management packets E . the SDM QoS wizard will create three business-critical traffic classes to handle transactional， network management， and routing packets F . the SDM QoS wizard will create four business-critical traffic classes to handle transactional， network management， routing， and best-effort packet

A . a rheostat B . a balancing coil C . changing field excitation D . adjusting the governor setting

A . a higher fan-out ratio B . fully redundant switches C . 100 percent port efficiency D . allI S Lscontained with inasingle chass is E . higher latency and through put than acore-edged esign switch

A .  CDPmust be enabled on all switches in theVTP management domain. B .  All switches in the VTPdomain must run the same version of VTP. C .  When using secure mode VTP， only configure management domain passwords onVTP servers. D .  EnablingVTP pruning on a server willenable the feature for the entire management domain. E .  Use of theVTPmulti-domain feature should be restricted to migration and temporary implementation.

A .  Remaining members recover by repartitioning the data across the remainig cluster members in parallel with normal request processing B .  Some latencies may be experienced due to higher priority of recovery C .  In flight operations may be lost D .  A system administrator must manually assist recovery of the lost data

A .  It produces less accurate results of the comparison analysis. B .  It automatically calls the SQL Tuning Advisor for recommendations. C .  It shortens the time of execution and reduces the impact on system resources. D .  Only the changes in the execution plan，and not performance regression，are detected.

A .  compaction ratio limit B .  garbage collection frequency C .  garbage collection times D .  fragmentation heap size

A . Diurna B . Semi-diurnal C . Solar D . Mixed

A .  a higher fan-out ratio B .  fully redundant switches C .  100 percent port efficiency D .  all ISLs contained within a single chassis E .  higher latency and throughput than a core-edge design switch

A . running at the same speed B . grounded C . of the same polarity D . in phase

A . The size of the lines at the splice decreases B . They are stronger than if knotted together C . The overall strength of each line is increased D . The bitter ends will resist rotting

A . higher than the bus frequency B . lower than the bus freouencv C . the same as the bus frequency but out of phase with it D . the same as the bus frequency, and the circuit breaker may be closed at any pointer positio