哪些选项描述的是YARNResourceManager的功能？（)

YouareusingtheDatabaseResourceManagertomanagedatabaseresources.YoucreatedaresourceplandirectivefortheMANAGERSresourceconsumergroupundertheSALES_PLANbyusingthefollowingstatement：

SQL>EXECDBMS_RESOURCE_MANAGER.CREATE_PLAN_DIRECTIVE

（PLAN=>’SALES_PLAN’，

GROUP_OR_SUBPLAN=>’MANAGERS’，

CPU_P1=>100，CPU_P2=>0，

SWITCH_GROUP=>’CLERKS’，

SWITCH_TIME_IN_CALL=>600）；

Auser，SCOTT，whoisassignedtotheMANAGERSgroup，startsadatabasesessionandexecutesaqueryonthedatabase.Whatistheoutcomeifthequerytakesapproximately15minutestocomplete？（）

A.6000

B.6001

C.7000

D.5060

蓝牙的核心架构不包括()

A 、resource manager

B 、DTM

C 、inter manager

D 、device manager

A.6000

B.6001

C.7000

D.5060

原 Map- Reduce V1计算框架中 jobTracker的功能,在Map- Reduce V2(Yarn)计算框架中由哪几个组件来完成?()

A. ApplicationMaster

B. ResourceManager

CNodemanager

D. JobHistoryServer

根据下面的提示，写备忘录： A Memo The Human Resource Manager Bruce asks you to prepare a memo for him briefing all staff about the coming invited speech delivered by Dr. Jerry Anderson. You have been given the following information: The time and the date: 14:00-16:00, April 11 The venue: function room on level 3 The invited speaker: Dr. Jerry Anderson The content: sorting trash scientifically The participants: all staff Memorandum To: All Staff From: Bruce, Human Resource Manager Date: April 11, 2016 Subject: Invited Speech on Sorting Trash

TheDatabaseResourceManagerisnotcurrentlyactiveinyourdatabasethatisupandrunning.YoucreatedaresourceplannamedDAY_PLANthatcontainstwosub-plansnamedMANAGERS_PLANandCLERKS_PLAN.YoudecidedtoactivateDAY_PLANbyexecutingthefollowingstatement：SQL>ALTERSYSTEMSETRESOURCE_MANAGER_PLAN=’managers_plan’；Whatwillbetheoutcomeofthisstatement？（）

A.ThestatementwilldeactivateDAY_PLAN.

B.ThestatementwillactivateDAY_PLANasthetopplan.

C.ThestatementwillactivateMANAGERS_PLANasthetopplan.

D.ThestatementwillreturnanerrorbecauseMANAGERS_PLANisnotthetopplan.

Miao adds that human resource managers of academic institutions should be able to tell ______.