While running long running queries， you receive the Snapshot too old error. Which advisor can help you to avoid the Snapshot too old error？（）A、 Memory AdvisorB、 Segment AdvisorC、 Undo AdvisorD、 SQL Tuning Advisor
While running long running queries， you receive the Snapshot too old error. Which advisor can help you to avoid the Snapshot too old error？（）
- A、 Memory Advisor
- B、 Segment Advisor
- C、 Undo Advisor
- D、 SQL Tuning Advisor
相关考题：
Refer to the exhibit. Why has this switch not been elected the root bridge for VLAN1?() A.It has more than one interface that is connected to the root network segment.B.It is running RSTP while the elected root bridge is running 802.1d spanning tree.C.It has a higher MAC address than the elected root bridge.D.It has a higher bridge ID than the elected root bridge.
Refer to the exhibit. Given the output shown from this Cisco Catalyst 2950, what is the most likely reason that interface FastEthernet 0／10 is not the root port for VLAN 2?() A.This switch has more than one interface connected to the root network segment in VLAN 2.B.This switch is running RSTP while the elected designated switch is running 802.1d Spanning Tree.C.This switch interface has a higher path cost to the root bridge than another in the topology.D.This switch has a lower bridge ID for VLAN 2 than the elected designated switch.
While paralleling two AC generators using synchronizing lamps only, both lamps will go dark when the generators are______.A.running at the same speedB.groundedC.of the same polarityD.in phase
You start a centrifugal cargo pump to discharge cargo．The pump works for a while and then loses suction．This could be caused by ______．A.The pump running backwardsB.Incomplete primingC.The discharge head being too highD.All of the above
While teaching, we should keep our clas running smoothly andA．thoroughlyB．efficientlyC．speedilyD．directly
While teaching, we should keep our class running smoothly and ________.A.thoroughlyB.efficientlyC.speedilyD.directly
How does the Extended Get Digit String step differ from the Get Digit String? （）A、It can be used in conjunction with another step. B、It allows the application programmer into another section of the application. C、Most of the Extended Get Digit String variables can be changed while the application is running. D、It allows the entry of a Boolean expression for the Interruptible and Clear DTMF Buffer on Retry fields.
While discussing the customer’s environment the storage specialist discovers that the customerhas both Windows and UNIX servers running various applications. The customer is looking for acost effective 10 TB solution that includes a mirrored site to meet their Disaster Recovery plan.Which of the following solutions should be recommended？（）A、DS5020 system running Metro Mirror and Volume CopyB、Storwize V7000 running FlashCopy and Volume CopyC、DS5020 system runningFlashCopy and Enhanced Remote MirrorD、DS5300 system runningFlashCopy and Enhanced Remote Mirror
You have an SQL query that takes one minute to execute. You use the following code segment to execute the SQL query asynchronously.Dim ar As IAsyncResult = cmd.BeginExecuteReader（ ）You need to execute a method named DoWork（ ） that takes one second to run while the SQL query is executing. DoWork（ ） must run as many times as possible while the SQL query is executing. Which code segment should you use?（）A、While ar.AsyncWaitHandle Is Nothing DoWork()End Whiledr = cmd.EndExecuteReader(ar)B、While Not ar.IsCompleted DoWork()End Whiledr = cmd.EndExecuteReader(ar)C、While T hread.CurrentThread.ThreadState = ThreadState.Running DoWork()End Whiledr = cmd.EndExecuteReader(ar)D、While Not ar.AsyncWaitHandle.WaitOne() DoWork()End Whiledr = cmd.EndExecuteReader(ar)
While an electrician was adding additional circuits for the Data Center， the system running the Database inadvertently powered down. The fallover of the service IP labels and volume groups to the hot standby node completed as expected； however， the database did not start. The database log file indicated that the database was already started. What is the most likely cause of this problem？（） A、 The shared logical volumes and filesystems did not have database permissions.B、 There was a test instance running on the standby system that must be shutdown.C、 The tablespaces had an indicator indicating that the database had not shutdown properly.D、 The startup script for the highly available instance did not first perform cleanup operations.
While reviewing the backup logs a server administrator notices that a backup job for an application server on the same subnet has failed. Which of the following is MOST likely the problem？（）A、The remote agent was not running.B、The management card has failed.C、The proxy server was blocking access.D、The hardware firewall was blocking access.
An administrator logs into a server and notices slow performance.While troubleshooting the problem the administrator notices that an unfamiliar process in the Task Manager is running at 100% CPU usage.The administrator tries to end the task and receives ‘Access is denied’. Which of the following steps would allow the administrator to terminate that process？（）A、Adding the ‘Run as a service’ permission to their account.B、Running the kill utility.C、Adding their account to the remote users group.D、Ending the services.exe process then ending the runaway process.
A system has users doing interactive work while background jobs are running. Interactive users are requesting that system response time be improved for foreground processes. Which tuning parameters should be changed to accomplish this？（）A、 schedtune -hB、 schedtune -rC、 vmtune -fD、 schedtune -w
单选题If the winch should fail while you are hauling in the anchor，what prevents the anchor cable from running out?（）AChain stopperBDevil's clawCHawse ratchetDRiding pawl
单选题A system has users doing interactive work while background jobs are running. Interactive users are requesting that system response time be improved for foreground processes. Which tuning parameters should be changed to accomplish this？（）A schedtune -hB schedtune -rC vmtune -fD schedtune -w
单选题A customer wants to purchase a Windows 2003 DataCenter Edition system to run an application. The application benefits the most by caching a vast amount of data in RAM so the user does not have to wait for disk I/O while editing. Processing is second in importance. If cost is not an issue， what machine will have the best performance？（）AUse an x360 running 4 MP processors with 16GB of RAMBUse an x360 running 4 DP processors with 16GB of RAMCUse an x445 running 2 DP processors with 64GB of RAMDUse an x445 running 4 DP processors with 64GB of RAM
单选题The knock occurring when a cold diesel engine is started and continues while running at low speed, but stops when the engine reaches normal operating speed and temperature, is（）.Acaused by retarded injection timingBcaused by a mechanical defect in one cylinderCcaused by high fuel injection pressuresDnormal for these conditions
单选题If a single cylinder relief valve on a diesel engine lists frequently while the engine is running, the cause may be an （）Aexcessively late injection timing for each cylinderBincorrectly adjusted intake valve timingCincorrectly adjusted fuel injectorDincorrectly adjusted intake valve clearance
单选题When landing a lifeboat through heavy surf with a strong current running parallel to the beach (from right to left when facing from seaward) the recommended procedure is to（）.Aapproach while coming to the left to take advantage of the currentBdrop an anchor outside the surf line，then pay out anchor line over the bow while the seas carry the boat toward the beachCapproach slow enough so that the boat can be brought around to meet breaking seas on the bowDrig a drogue with tripping line over the bow，back ashore with drogue tripped between breakers
单选题While running long running queries， you receive the Snapshot too old error. Which advisor can help you to avoid the Snapshot too old error？（）A Memory AdvisorB Segment AdvisorC Undo AdvisorD SQL Tuning Advisor
单选题You need to design the consolidation strategy for the Promotions and Partners databases. You want to choose a strategy that results in the best database performance while maintaining the permissions of end users in each database.What consolidation strategy should you choose？（）APlace each database in a separate instance running on SQL2.BPlace each database in a separate instance running on SQL3.CPlace both databases in a single instance running on SQL2.DPlace both databases in a single instance running on SQL3.
单选题Company.com needs to add a new file system to an existing volume group that is being made Highly available by HACMP？ What is the best procedure that minimizes down time of the applications？（）A Use C-SPOC to add the file system while the cluster is running.B Add the file system，and them perform the exportvg and importvg on the required nodes.C Stop the cluster，add the new file system， and synchronize the cluster then restart HACMP.D Break the reservation locks on the disk drives while the cluster is active and add the file system.
单选题Which of the following commands will restore a previously archived configuration by replacing therunning configuration with the archived configuration？（）Aconfigure archive running-configBconfigure replaceCcopy archive running configDcopy startup-config running-configEcopy tftp running-configFconfigure tftp running-config
多选题Which two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN)while duplicating a running database?（）ACreating the control file for the duplicate databaseBRestoring the target data files to the duplicate databaseCPerforming complete recovery using all available backupsDGenerating a new, unique DBID for the duplicate databaseECopying the online redo log files from the target database to the duplicate database
单选题In the shafting management （） should be paid more attention. Ⅰ.f the while metal tailshaft bearing is dripping oil Ⅱ.f some area become blue during the running Ⅲ.he deformation of crankshaftAⅠBⅡCⅢDⅡ+Ⅲ
单选题Which method of adjusting mooring lines is MOST useful for leaving a boat free to rise and fall with the tide?（）ACrossing the spring linesBSlacking all forward running lines while keeping all after running lines tautCDoubling up on spring or breast linesDSlacking bow and stern lines
单选题A wildcat is a（）.Adeeply-grooved drum on the windlass with sprockets which engage the links of the anchor chainBwinch that is running out of control due to a failure of the overspeed tripsCline that has jumped off the gypsyhead while under strainDnylon line that parts under strain and whips back in a hazardous manner