You have created a resource plan, PROD_DB_PLAN, that uses th

题目
单选题
You have created a resource plan, PROD_DB_PLAN, that uses the RATIO policy. The following consumer groups and their respective plan directives have been assigned to this resource plan: Consumer group HIGH_CG with CPU_P1 as 10.  Consumer group MEDIUM_CG with CPU_P1 as 5.  Consumer group LOW_CG with CPU_P1 as 2.  Consumer group OTHER_GROUPS with CPU_P1 as 1.  Which statement is correct in this scenario?()
A

 The CPU allocation would be equal between the HIGH_CG and MEDIUM_CG consumer groups if there are no sessions existing for the LOW_CG and OTHER_GROUPS consumer groups.

B

 The members of the HIGH_CG consumer group would get 10% of the CPU.

C

 The plan PROD_DB_PLAN can have subplans.

D

 The CPU allocation for the consumer groups would be based on the ratio defined for the CPU_P1.

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相似问题和答案

第1题:

Before a project schedule can be created,the schedule maker should have a ( ) ,an effort estimate for each task,and a resource list with availability for each resource.

A.work breakdown structure
B.baseline
C.software requirements specification
D.plan

答案:A
解析:
翻译:在项目进度计划制定前,制定者应该有一份工作分解结构,一份针对每个任务的工作量估算,以及可用资源列表。A.工作分解结构 B.基线 C.软件需求说明书 D.计划

第2题:

You recently activated a resource plan named OLTP_PLAN in your database. Several users are concurrently running long transactions. You decide to monitor the resource manager to determine if the resource allocation formulated in the OLTP_PLAN is sufficient for peak database hours. Which dynamic performance view should you use to display the CPU time consumed by all the sessions within the resource groups?()  

  • A、 V$SYSSTAT
  • B、 V$SESSSTAT
  • C、 V$RSRC_PLAN
  • D、 V$RSRC_CONSUMER_GROUP

正确答案:D

第3题:

View the Exhibit and examine the steps that you executed to create a database resource plan. Subsequently, you execute the following procedure which results in an error:SQL> EXECUTE dbms_resources_manager.validate_pending_area ( );What could be the reason?()

A. The pending area is automatically submitted after the plan creation

B. The procedure must be executed before creating the resources plan directive

C. The SYS_GROUP resource consumer group is not included in the resource plan directive

D. The OTHER_GROUPS resources consumer group is not included in the resource plan directive


参考答案:D

第4题:

Using Oracle Scheduler you have scheduled two jobs, JOB_A and JOB_B, to run at 9:00 p.m. every Friday. You want both the jobs to use a single resource plan, WEEKEND_PLAN. Which task must have already been performed to enable you to achieve this objective?()

  • A、 A window must have been created with the WEEKEND_PLAN resource plan.
  • B、 A program must have been created with the WEEKEND_PLAN resource plan.
  • C、 A job class must have been created with the WEEKEND_PLAN resource plan.
  • D、 A windows group must have been created with the WEEKEND_PLAN resource plan.

正确答案:A

第5题:

While designing your database, you have created the EMPLOYEEStable as an index-organized (IOT). You want to create a bitmap index on the JOD_IDcolumn to make queries faster. Which task must have been completed so that you are able to create the bitmap index?()

  • A、 A primary key must have been created.
  • B、 A mapping table must have been created.
  • C、 An overflow tablespace must have been specified.
  • D、 The PCTTHRESHOLD option must have been specified.

正确答案:B

第6题:

You have created a resource plan, PROD_DB_PLAN, with the following consumer groups with the respective plan directives:  Consumer group SALES with CPU_P1 as 60 and DEGREE_OF_PARALLELISM as 4. Consumer group MARKET with CPU_P1 as 20.  Consumer group DEV with CPU_P1 as 20.  Consumer group OTHERS with CPU_P1 as 0 and CPU_P2 as 100.  Which two statements are correct in this scenario? ()

  • A、The maximum degree of parallelism for the members of the consumer groups is 4.
  • B、The CPU allocation will always be equal for the consumer groups MARKET and DEV.
  • C、The OTHERS consumer group would get 100% of the CPU if there are unused level 1 CPU resources.
  • D、The SALES and MARKET consumer groups would get 100% of the CPU if there are unused level 2 CPU resources.
  • E、The maximum degree of parallelism for the members of the consumer group SALES is 4 with no restriction for the remaining groups.

正确答案:C,E

第7题:

The Database Resource Manager is not currently active in your database that is up and running. You created a resource plan named DAY_PLAN that contains two sub-plans named MANAGERS_PLAN and CLERKS_PLAN. You decided to activate DAY_PLAN by executing the following statement:       SQL>ALTER SYSTEM SET RESOURCE_MANAGER_PLAN = ’managers_plan’;  What will be the outcome of this statement?()  

  • A、 The statement will deactivate DAY_PLAN.
  • B、 The statement will activate DAY_PLAN as the top plan.
  • C、 The statement will activate MANAGERS_PLAN as the top plan.
  • D、 The statement will return an error because MANAGERS_PLAN is not the top plan.

正确答案:C

第8题:

Before a project schedule can be created,the schedule maker should have a(),an effort estimate for each task,and a resource list with availability for each resource

A.work breakdown structure

B.baseline

C.software requirements specification

D.plan


正确答案:A
解析:制定项目进度计划之前,制定计划者需要()、各任务的工作量估计以及可能得到的资源列表A、分解结构B、基线C、软件需求描述D、计划

第9题:

You are creating the simple resource plan using the DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_PLAN procedure. Which resource allocation policy will be used for the resource plan?()  

  • A、 RATIO
  • B、 EMPHASIS
  • C、 ACTIVE_SESS_POOL_MTH
  • D、 RESOURCE_DEGREE_LIMIT_ABSOLUTE

正确答案:B

第10题:

You set the undo pool resource plan directive for the consumer group named DSS_USERS that is assigned to the DAY_SHIFT plan. The database users, SCOTT and BLAKE, belong to the DSS_USERS resource group. The user, SCOTT, initiates a database session and executes a batch operation that inserts millions of rows into the HISTORY table. Which two options are true if the total undo space allocated to the DSS_USERS group exceeds the value specified in the undo pool resource plan directive?()

  • A、 The batch operation started by the user, SCOTT, terminates with an error.
  • B、 The batch operation started by the user, SCOTT, hangs and you are required to increase the undo pool resource plan directive.
  • C、 The batch operation started by the user, SCOTT, runs uninterrupted because the database uses the SYSTEM tablespace for the undo operation.
  • D、 The user, BLAKE, cannot start a transaction that uses any DML operations until you increase the value of the undo pool resource plan directive.
  • E、 The user BLAKE can start a transaction that uses any DML operations after the batch operation started by the user, SCOTT, terminates with an error.

正确答案:A,D

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