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[单选] Manually, you set the consumer group of all of the newly created users to MYDB_GRP. You want the users to be able to change their consumer groups as per the application requirement. What was the first step that was needed in the process to achieve this objective?() 

A . The user must have been granted the DBA role.
B . The user must have been granted the switch privilege as a part of a role.
C . The user must have been granted the Resource Manager administrator privilege.
D . The user must have been granted the switch privilege by using the DBMS_RESOURCE_MANAGER_PRIVS package.

A customer wants to implement the following Blades in BladeCenter H:Two POWER Blades running IBM i partitions.Two POWER Blades running AIX and LinuxFour x86 Blades running Windows. Which of the following design consideration statements is correct?() The Blades must use the same CIOv and CFFh expansion adapter types.。 Two physical BladeCenter H chassis will be required. One for the POWER Blades, the other for the x86 Blades.。 The x86 Blades and POWER Blades may use different expansion adapters provided the POWER Blades are in bays 1-7 and the x86 Blades are in slots 8-14.。 The x86 Blades and POWER Blades may use different expansion adapters, provided the corresponding I/O modules to Blade midplane connections are configured in the Advanced Management Module (AMM).。 地价的特征包括()。 地价是地租的资本化。 地价是权益价格。 土地具有增值性。 效益级差性。 地价与用途有关。 A small IT department is deploying Power 720 servers exploiting virtualization technologies.  Each Power 720 will have two partitions, one with 6 cores and one with 2 cores, and both partitions having 32GB of memory each. Live Partition Mobility is being considered at some point in the future. What is the minimum AIX Edition required to support the customer?() AIX Basic Edition。 AIX Express Edition。 AIX Standard Edition。 AIX Enterprise Editio。 You work as a database administrator for Supportcenter.cn. Users complain that their query is taking a long time to complete. You suspect the database buffer cache size to be the reason, and you define an alert to be generated when the buffer cache hit metric goes below 85%. When you observe the dynamic performance views, you find that the buffer cache hit ratio is 81% but no alerts are being generated.  What could be the reason for this problem?() The advisory memory has been turned off.。 The DB_CACHE_ADVICE parameter has been set to OFF in the parameter file.。 The STATISTICS_LEVEL parameter has been set to BASIC in the parameter file.。 The TIMED_STATISTICS parameter has been set to FALSE in the parameter file.。 The STATISTICS_LEVEL parameter has been set to TYPICAL in the parameter file.。 水灾、火灾是造成计算机网络安全隐患的() 自然因素。 人为因素。 过失行为。 故意侵害。 Manually, you set the consumer group of all of the newly created users to MYDB_GRP. You want the users to be able to change their consumer groups as per the application requirement. What was the first step that was needed in the process to achieve this objective?() 
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