![](https://lstatic.shangxueba.com/sxbzda/h5/images/m_q_title.png)
How many years had he lived in Beijing?A.20 years.B.15 years.C.10 years.
How many years had he lived in Beijing?
A.20 years.
B.15 years.
C.10 years.
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)
How many years had he lived in Beijing?
A.20 years.
B.15 years.
C.10 years.
第1题
A.OracleManagedFilesareusedforthisinstance.
B.TheUSER_DATAtablespaceismanagedusingFET$/UET$tables.
C.TheCOMPATIBLEinitializationparametermustbe9.0.0orhigher.
D.SpacewithinsegmentsintheUSER_DATAtablespaceismanagedwithfreelists.
第2题
A.ItperformsamergejoinoftherowfromT2onlyifitdoesn’texistintheT1table.
B.ItcreatesanaturaljoinoftablesT1andT2forallcolumnsthathavethesamename.
C.ItcreatesaCartesianproductoftableT1andtableT2forallcolumnsthathavethesamename.
D.ForeachrowfromT2,itupdatestherowifitexistswithintableT1,otherwiseitinsertstherowintoT1.
第3题
A.RAW
B.LONG
C.VARCHAR
D.LONGRAW
第4题
A.Compilationfails.
B.Anexceptionisthrownatruntime.
C.Thevariablefirstissettonull.
D.Thevariablefirstissettoelements[0].
第5题
A.Bitmapindexes.
B.Reversekeyindexes.
C.Function-basedindexes.
D.Key-compressedindexesonregulartables.
E.Key-compressedindexesonIOT(includingsecondaryindexes)
第6题
A.Threadnumber.
B.LogSequencenumber.
C.Controlfilesequencenumber.
D.Nameofthelastarchivedlog.
第7题
A.ARCn
B.DBWn
C.CKPT
D.LGWR
E.PMON
F.SMON
第8题
A.A
B.B
C.C
D.D
第9题
A.A
B.B
C.C
D.D
E.E
第10题
A.Nooutputisproduced.123
B.Nooutputisproduced.234
C.Nooutputisproduced.1234
D.Anexceptionisthrownatruntime.123
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!