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单选题
Examine this syntax which allocates channels during a parallel image copy： RMAN> CONFIGURE DEVICE TYPE disk parallelism 4： 2> COPY 3> datafile 1 TO ‘/BACKUP/datafile1.dbf’， 4> datafile 2 TO ‘/BACKUP/datafile2.dbf’， 5> datafile 3 TO ‘/BACKUP/datafile3.dbf； RMAN>COPY 2> datafile 4 TO ‘/BACKUP/datafile4.dbf’； How many channels are used？（）
A
0
B
1
C
3
D
4
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更多 “单选题Examine this syntax which allocates channels during a parallel image copy： RMAN CONFIGURE DEVICE TYPE disk parallelism 4： 2 COPY 3 datafile 1 TO ‘/BACKUP/datafile1.dbf’， 4 datafile 2 TO ‘/BACKUP/datafile2.dbf’， 5 datafile 3 TO ‘/BACKUP/datafile3.dbf； RMANCOPY 2 datafile 4 TO ‘/BACKUP/datafile4.dbf’； How many channels are used？（）A 0B 1C 3D 4” 相关考题
考题
Examine the following RMAN script:Which statement describes the purpose of the script?()
A. The data file is checked for physical corruption and backed up if found clean.B. The backup of data file 5 is performed and the interactive messages during the backup are suppressed.C. The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.D. The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed
考题
Examine the following set of RMAN commands:Which statement is true when the RMAN RUN block Is executed?()
A. The execution of the script fails because multiple channels cannot coexist.B. The script is executed and both the channels are used for the script execution.C. The new channel, CHI, is Ignored because a channel has been configured already.D. ration parameter DC1 is overridden because a new channel is allocated in RMAN RUN block.
考题
Which two options describe how MySQL Server allocates memory?()
A.Thread memory is pre-allocated up to thread_cache_size for performanceB.Each connection may have its own per-thread memory allocationsC.Global memory resources are allocated at server startupD.Each thread allocates memory from a global pool
考题
Examine the following RMAN script:RMAN run {debug on;allocate channel c1 type disk;backup datafile 5;}Which statement describes the purpose of the script?()
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考题
Examine the structure of the EMPLOYEES table:What is the correct syntax for an inline view?()
A.B.C.D.
考题
Which three are true about the large pool for an Oracle database instance that supports shared serverconnections?()
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考题
Examine the following commands for redefining a table with Virtual Private Database (VPD) policies:Which two statements are true about redefining the table?()
A. All the triggers for the table are disabled without changing any of the column names or column types in the table.B. The primary key constraint on the EMPLOYEES table is disabled during redefinition.C. VPD policies are copied from the original table to the new table during online redefinition.D. You must copy the VPD policies manually from the original table to the new table during online redefinition.
考题
A system administrator needs to backup datavg which contains a database that pre-allocates files by padding them with nulls, similar to treating them as sparse files. In order to effectively backup and be able to restore the datavg files, which backup method should be used?（）A.savevgB.tarC.cpioD.mksysb
考题
Which one of the following studies the internal structure of words， and the rules by which words are ( ) formed？ A.Morphology
B.Syntax
C.Phonology
D.Semantics
考题
When conducting an Assisted Site Survey， the WLSE does which of the following during the Radio Scan process？（）A、chooses the least congested channelB、uses the configured channelC、sets all access points to the same channelD、steps through each of the allowed channels
考题
Captain Marion’s Videography delivers Internet digital video using 9 MPEG video encoders and astatistical multiplexer. Channels are packed into a 6-MHz channel bandwidth.The MPEGmultiplexe monitors and allocates the appropriate bandwidth. The multiplexer measures available bandwidth and feeds back signaling to the MPEG encoders. Coding rates are then increased ordecreased. Packet generation from each input source is controlled such that no packets aredropped and no extra null packets can be generated. These bandwidth and traffic requirements work best with which mode of video delivery？（）A、 fixed broadcastB、 open loopedC、 quality equalizationD、 VoD delivery
考题
Which of the following channels air flow through a server chassis？（）A、FansB、DuctsC、Heat sinksD、Condensers
考题
A network technician is installing a series of three access points to cover the entire wing of a building. Each access point has a wired connection and 802.11g is being used for the wireless transmission. Which of the following channels should be used for the access points？（）A、Channels 1-6-11B、Channels 1-3-5C、Channels 7-11-1D、Channels 2-4-6
考题
Which of the following components channels air flow through a server chassis？（）A、 FanB、 Heat sinkC、 ShroudD、 Radiator
考题
What information is displayed by the command cat/proc/dma？（）A、 whether DMA is enabledB、 which DMA channels are in useC、 which DMA mode is in useD、 general information about DMA on the machine
考题
Which of the following is not a valid calendaring syntax element?（）A、FREQB、BYHOURC、RUNDATED、INTERVALE、BYMINUTE
考题
Which three are true about the large pool for an Oracle database instance that supports shared serverconnections?（）A、Allocates memory for RMAN backup and restore operationsB、Allocates memory for shared and private SQL areasC、Contains a cursor area for storing runtime information about cursorsD、Contains stack spaceE、Contains a hash area performing hash joins of tables
考题
单选题Captain Marion’s Videography delivers Internet digital video using 9 MPEG video encoders and astatistical multiplexer. Channels are packed into a 6-MHz channel bandwidth.The MPEGmultiplexe monitors and allocates the appropriate bandwidth. The multiplexer measures available bandwidth and feeds back signaling to the MPEG encoders. Coding rates are then increased ordecreased. Packet generation from each input source is controlled such that no packets aredropped and no extra null packets can be generated. These bandwidth and traffic requirements work best with which mode of video delivery？（）A
fixed broadcastB
open loopedC
quality equalizationD
VoD delivery
考题
单选题Examine this syntax which allocates channels during a parallel image copy： RMAN CONFIGURE DEVICE TYPE disk parallelism 4： 2 COPY 3 datafile 1 TO ‘/BACKUP/datafile1.dbf’， 4 datafile 2 TO ‘/BACKUP/datafile2.dbf’， 5 datafile 3 TO ‘/BACKUP/datafile3.dbf； RMANCOPY 2 datafile 4 TO ‘/BACKUP/datafile4.dbf’； How many channels are used？（）A
0B
1C
3D
4
考题
单选题A system administrator needs to backup datavg which contains a database that pre-allocates files by padding them with nulls, similar to treating them as sparse files. In order to effectively backup and be able to restore the datavg files, which backup method should be used?（）A
savevgB
tarC
cpioD
mksysb
考题
单选题What information is displayed by the command cat/proc/dma？（）A
whether DMA is enabledB
which DMA channels are in useC
which DMA mode is in useD
general information about DMA on the machine
考题
多选题Which two options describe how MySQL Server allocates memory?（）AThread memory is pre-allocated up to thread_cache_size for performanceBEach connection may have its own per-thread memory allocationsCGlobal memory resources are allocated at server startupDEach thread allocates memory from a global pool
考题
单选题Which of the following is most suitable for the cultivation of linguistic competence? _____A
Sentence makingB
Cue card dialogueC
Simulated dialogueD
Learning syntax
考题
单选题Which of the following is not a valid calendaring syntax element?（）A
FREQB
BYHOURC
RUNDATED
INTERVALE
BYMINUTE
考题
单选题Which of the following components channels air flow through a server chassis？（）A
FanB
Heat sinkC
ShroudD
Radiator
考题
单选题Which of the following is not a valid calendaring syntax element？（）A
FREQB
BYHOURC
RUNDATED
INTERVALE
BYMINUTE
考题
单选题Which of the following is most suitable for the cultivation of linguistic competence? _____A
Sentence makingB
Cue-card dialogueC
Simulated dialogueD
Learning syntax
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