A.they consider it humiliating
B.they wouldn't be able to concentrate
C.their teachers thought it was not necessary
D.their teachers would get impatient with them
第1题
A.Theuserisauthenticatedbytheoperatingsystem.
B.TheobjectscreatedbytheuserareplacedintheUSERStablespace.
C.TheuserdoesnotrequirequotaontheTEMPtablespacetoperformsortoperations.
D.Theuserisforcedtochangethepasswordatthefirstlogintothedatabaseinstance.
E.Theobjectscreatedbytheuserinfutureareunlockedtobeaccessedbyalltheusersinthedatabasebydefa
第2题
A.ThedatabaseisinNOMOUNTstate.
B.ThedatabaseisinARCHIVELOGmodeandthetablespaceisonline.
C.ThedatabaseisinARCHIVELOGmodeandthetablespaceisoffline.
D.ThedatabaseisinNOARCHIVELOGmodeandthetablespaceisonline.
E.ThedatabaseisinNOARCHIVELOGmodeandthetablespaceisoffline.
第3题
A. CREATE ROLE manager; GRANT create table, create view TO manager; GRANT manager TO BLACK, CLARK;
B. CREATE ROLE manager; GRANT create table, create voew TO manager; GRANT manager ROLE TO BLACK, CLARK;
C. GRANT manager ROLE TO BLACK, CLARK; GRANT create table, create voew TO BLACK CLARK; ***MISSING***
第4题
A.DATE
B.TIMESTAMP
C.INTERVALYEARTOMONTH
D.INTERVALDAYTOSECOND
E.TIMESTAMPWITHLOCALTIMEZONE
第5题
A.TheRecycleBinisaphysicalstorageareafordroppedobjects.
B.TheRecycleBinisalogicalcontainerfordroppedobjects.
C.TheRecycleBinstorestheresultsofaFlashbackDropoperation.
D.TheobjectsintheRecycleBinarestoredinthetablespaceinwhichtheywerecreated.
第6题
A. It retrieves the latest version of the table from the recycle bin
B. It retrieves the oldest version of the table from the recycle bin
C. It retrieves the version of the table for which undo information is available
D. It returns an error because the table name is not specified as per the names in the OBJECT_NAME column
第7题
A.Thedatafilescanberecoveredtillthelastcommittedtransaction.
B.Thedatafilescanberecoveredwithoutshuttingdownthedatabase.
C.Thedatafileistakenofflineautomaticallythedatabaseremainsopen.
D.Thedatafilescanberecoveredtothetimeofthemostrecentbackup.
第8题
A.Datafiles
B.Controlfiles
C.Parameterfile
D.Onlineredologfiles
E.Serverparameterfile
第9题
A.FlashbackQuery
B.FlashbackDrop
C.FlashbackTable
D.FlashbackDatabase
E.TransactionProcessing
F.RecycleBin
第10题
A. SELECT
B. DELETE
C. EXECUTE
D. ALTER TABLE
E. CREATE TABLE
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!