A.Compilation fails.
B.Nothing is added to the file system.
C.Only a new file is created on the file system.
D.Only a new directory is created on the file system.
E.Both a new file and a new directory are created on the file system.
第1题:
ViewtheExhibittoexaminetheoutputproducedbythefollowingqueryatthreedifferenttimessincethedatabaseinstancestartedandhasexperiencedworkloadsofdifferentcapacities:SQL>SELECTsubstr(component,0,10)COMP,current_sizeCS,user_specified_sizeUSFROMv$memory_dynamic_componentsWHEREcurrent_size!=0;Whatdoyouinferfromthis()
A.ThedatabaseinstanceisrunningwithmanualPGAmanagement.
B.Thedatabaseinstanceisrunningwithmanualsharedmemorymanagement.
C.ThedatabaseinstancehastheMEMORY_TARGETvaluesettoanonzerovalue.
D.Allsessionsareconnectedtothedatabaseinstanceindedicatedmode,andnoRMANorparallelqueryoperationshavebeenperformed
第2题:
A.错误
B.正确
第3题:
【多选题】下列选项中, 关于标签指定式选择器的写法正确的是()
A.p.current{color:red;}
B.div current{color:red;}
C.div#current{color:red;}
D..current.p{color:red;}
第4题:
Whentheclverifyutilityisrun,verificationchecksuseODMdataprovidedbythecommoncommunicationinfrastructure.ThisprovidesefficientaccesstoconfigurationODMsfromtheothernodes.Theutilitymanagesthesefilesbystoringthecopiesinvariousdirectoriesdependingonthesuccessorfailureoftheverificationpass.Bydefault,thisdirectoryis"/var/hacmp/clverify/current/nodename/ifthe’current’directorystillexistswhenclverifystopsrunning,thisindicateswhichofthefollowing?()
A.Asuccessfulcompletionofclverify
B.Aproblemwiththeclverifyutility
C.Allnodesagreeonactiveconfiguration
D.Configurationdifferencesbetweencurrentandlastsuccessfulclverify
第5题:
13、以下命令中修改变量值用法错误的是哪个?
A.hive> set hivevar:name=qiuqiu;
B.hive> set hiveconf:hive.cli.print.current.db=true;
C.hive> set hiveconf:hive.cli.print.current.db=true;
D.hive> set env: HOME=/root;
第6题:
5、以下__________情况是必须使用使用游标的SQL语句。
A.查询结果为多条记录的SELECT语句
B.CURRENT形式的UPDATE语句
C.CURRENT形式的INSERT语句
D.CURRENT形式的DELETE语句