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多选题
Which three operations can be performed as multipartition operations in Oracle?()
A

Merge partitions of a list partitioned table

B

Drop partitions of a list partitioned table

C

Coalesce partitions of a hash-partitioned global index.

D

Move partitions of a range-partitioned table

E

Rename partitions of a range partitioned table

F

Merge partitions of a reference partitioned index


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考题 Consider the following statement on a RANGE partitioned table: ALTER TABLE orders DROP PARTITION p1, p3;What is the outcome of executing the above statement?() A.A syntax error will result as you cannot specify more than one partition in the same statementB.All data in p1 and p3 partitions are removed and the table definition is changedC.All data in p1 and p3 partitions are removed, but the table definition remains unchangedD.Only the first partition (p1) will be dropped as only one can be dropped at any time

考题 Which three operations can be performed as multipartition operations in Oracle?() A. Merge partitions of a list partitioned tableB. Drop partitions of a list partitioned tableC. Coalesce partitions of a hash-partitioned global index.D. Move partitions of a range-partitioned tableE. Rename partitions of a range partitioned tableF. Merge partitions of a reference partitioned index

考题 Which is a restriction on a list partitioned table?()A、You cannot create global range partitioned indexes on the table. B、The optimizer will not execute partition wise joins on the table’s partitions. C、You must include at least one element in the value list of each partition of the table, even if that element is the keyword NULL. D、Partition pruning will not occur during query optimizer if a range of values is included in the query predicate.

考题 An HP customer would like to discuss IBM system advantages. Their current system platform is a partitioned HP rp8400. Which of the following pSeries systems and advantages should be discussed?()A、p630. Maximum partitions, maximum storage, I/O bus speedB、p670. Maximum partitions, maximum memory, number of I/O slotsC、p655. Maximum number of CPUs, processor speed, number of I/O slotsD、p690. Maximum number of CPUs, peak system bandwidth, peak I/O bandwidth

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考题 What is the minimum number of virtual I/O server partitions needed to ensure high availability of the disks when utilizing the Virtual I/O server in a micro-partitioned solution?()A、1B、2C、3D、4

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考题 Which of the following statements is TRUE about the reorgvg command?()A、No logical volumes wil be moved if write-verify is set to yes.B、No action will be performed if it cannot fulfill the allocation requirements.C、Physical partitions of a logical volume will be moved if the logical volume's relocatable flag is set to "no".D、Physical partitions will be moved as close as possible to the positions specified, if the allocation requirements cannot be fulfilled.

考题 Company.com has purchased a 2-way p5-520 and would like to create three Micro-Partitions on the server. Which feature of Advanced POWER Virtualization would allow them to create the desired number of partitions?()A、Virtual EthernetB、Shared Ethernet AdapterC、Dedicated ProcessorsD、Shared Processor Pool

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考题 A company plans to deploy a two-enclosure, 23-core Power 780 system with AIX, IBM i and Linux in thefollowing configuration: 3 AIX partitions with dedicated network and disk adapters; 1 native IBM i partition acting as a host1 hosted IBM i partition; 2 hosted Linux partitions. Which configuration will provide boot disk capability to all partitions?()A、Use dual-split backplane in both enclosures for the three AIX partitions and the IBMi partition.B、Put each partition on a dedicated controller using the triple-split backplane option in both enclosures.C、Use the triple-split backplane option in one enclosure for the AIX partitions, and the default dual-split backplane for the IBMi partition in the second enclosure.D、Use the triple-split backplane option in one enclosure for the AIX partitions, and the non-split backplane mode in the second enclosure for the IBMi hosting partition.

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考题 What is the objective of the superstrict option that can be used when creating mirrors?()A、Allows the mirror partitions to spread across a maximum number of disks.B、Allows the copy of a partition to be on the same physical volume as the mirrored partition.C、Prevents partitions allocated to one logical volume mirror from sharing a physical volume with partitions from another logical volume mirror.D、Forces copies of logical partitions to be housed on different physical volumes, while allowing a single physical volume to be shared by logical volume mirrors.

考题 A system administrator is implementing a new 2-way POWER5 server with APV that is to be divided into three partitions. The application groups have requested the following CPU entitlements for the partitions:  Partition 1: min = 1.0, max = 2.0, desired = 1.5  Partition 2: min = 1.0, max = 2.0, desired = 1.0  Partition 3: min = 0.1, max = 1.0, desired = 0.8  The administrator immediately finds that the three partitions cannot be started in order to run concurrently.  What changes can be made to entitlement configuration to allow all three partitions to be started in order?()A、Change the max on Partition 1 to 1.5.B、Change the desired on Partition 1 to 1.0.C、Change the max and desired on Partition 1 and 2 to 1.0.D、Change the min and desired on Partition 1 and 2 to 0.9.

考题 A customer is purchasing a 12-way p5-570 to run light development workloads on eight AIX 5.3 partitions with two network adapters each.  When the current network configuration was reviewed, it was discovered that they only have four Ethernet ports available on their network switch.  Which of the following solutions would prevent them from having to buy another network switch or hub?()A、Add two HMCs with two Ethernet adapters each and run EtherChannel for the original eight partitions.B、Add two HMCs with two Ethernet adapters each and run Virtual Ethernet for the original eight partitions.C、Add two hosting partitions with two Ethernet adapters each and run EtherChannel for the original eight partitions.D、Add two hosting partitions with two Ethernet adapters each and run Virtual Ethernet for the original eight partitions.

考题 A warehouse fact table in your Oracle 12c Database is range-partitioned by month and accessed frequently with queries that span multiple partitions The table has a local prefixed, range partitioned index. Some of these queries access very few rows in some partitions and all the rows in other partitions, but these queries still perform a full scan for all accessed partitions. This commonly occurs when the range of dates begins at the end of a month or ends close to the start of a month. You want an execution plan to be generated that uses indexed access when only a few rows are accessed from a segment, while still allowing full scans for segments where many rows are returned. Which three methods could transparently help to achieve this result?()A、Using a partial local Index on the warehouse fact table month column with indexing disabled to the table partitions that return most of their rows to the queries.B、Using a partial local Index on the warehouse fact table month column with indexing disabled for the table partitions that return a few rows to the queries.C、Using a partitioned view that does a UNION ALL query on the partitions of the warehouse fact table, which retains the existing local partitioned column.D、Converting the partitioned table to a partitioned view that does a UNION ALL query on the monthly tables, which retains the existing local partitioned columnE、Using a partial global index on the warehouse fact table month column with indexing disabling for the table partitions that return most of their rows to the queries.F、Using a partial global index on the warehouse fact table month column with indexing disabled for the table partitions that return a few rows to the queries.

考题 In order to exploit some new storage tiers that have been provisioned by a storage administrator, the partitions of a large heap table must be moved to other tablespaces in your Oracle 12c database? Both local and global partitioned B-tree Indexes are defined on the table. A high volume of transactions access the table during the day and a medium volume of transactions access it at night and during weekends. Minimal disrupt ion to availability is required. Which three statements are true about this requirement?()A、The partitions can be moved online to new tablespaces.B、Global indexes must be rebuilt manually after moving the partitions.C、The partitions can be compressed in the same tablespaces.D、The partitions can be compressed in the new tablespaces.E、Local indexes must be rebuilt manually after moving the partitions.

考题 For which of the following can you use Segment Shrink?()A、 Heap tablesB、 Tables with function-based indexesC、 IndexesD、 Partitions and subpartitionsE、 None of the above

考题 Consider the following statement on a RANGE partitioned table: ALTER TABLE orders DROP PARTITION p1, p3; What is the outcome of executing the above statement?()A、A syntax error will result as you cannot specify more than one partition in the same statementB、All data in p1 and p3 partitions are removed and the table definition is changedC、All data in p1 and p3 partitions are removed, but the table definition remains unchangedD、Only the first partition (p1) will be dropped as only one can be dropped at any time

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考题 多选题In which two environments would intra-partition parallelism be used? ()ASingle database partition, single processorBSingle database partition, multiple processorsCMultiple database partitions, single processorDMultiple database partitions, multiple processors

考题 多选题A warehouse fact table in your Oracle 12c Database is range-partitioned by month and accessed frequently with queries that span multiple partitions The table has a local prefixed, range partitioned index. Some of these queries access very few rows in some partitions and all the rows in other partitions, but these queries still perform a full scan for all accessed partitions. This commonly occurs when the range of dates begins at the end of a month or ends close to the start of a month. You want an execution plan to be generated that uses indexed access when only a few rows are accessed from a segment, while still allowing full scans for segments where many rows are returned. Which three methods could transparently help to achieve this result?()AUsing a partial local Index on the warehouse fact table month column with indexing disabled to the table partitions that return most of their rows to the queries.BUsing a partial local Index on the warehouse fact table month column with indexing disabled for the table partitions that return a few rows to the queries.CUsing a partitioned view that does a UNION ALL query on the partitions of the warehouse fact table, which retains the existing local partitioned column.DConverting the partitioned table to a partitioned view that does a UNION ALL query on the monthly tables, which retains the existing local partitioned columnEUsing a partial global index on the warehouse fact table month column with indexing disabling for the table partitions that return most of their rows to the queries.FUsing a partial global index on the warehouse fact table month column with indexing disabled for the table partitions that return a few rows to the queries.

考题 单选题What is the minimum number of virtual I/O server partitions needed to ensure high availability of the disks when utilizing the Virtual I/O server in a micro-partitioned solution?()A 1B 2C 3D 4

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