在大小相等的两个等腰直角三角形中,各内接一个正方形(如图a、图6所示)。如果图a中的内接正方形的面积是441平方厘米,那么图b中的内接正方形的面积是多少平方厘米?
A.392
B.436
C.441
D.362
第1题
A. SELECT student_id, semester_end, gpa FROM student_grades ORDER BY semester_end DESC, gpa DESC;
B. SELECT student_id, semester_end, gpa FROM student_grades ORDER BY semester_end ASC, gpa ASC;
C. SELECT student_id, semester_end, gpa FROM student_grades ORDER BY semester_end, gpa DESC;
D. SELECT student_id, semester_end, gpa FROM student_grades ORDER BY gpa DESC, semester_end DESC;
E. SELECT student_id, semester_end, gpa FROM student_grades ORDER BY gpa DESC, semester_end ASC;
第2题
A.Implementation-Version
B.Specification-Version
C.Extension-Name
D.Specification-Vendor
E.Implementation-Vendor
第3题
A.backupsetonly
B.imagecopyonly
C.onlyuser-managedbackup
D.bothimagecopyandbackupset
E.onlyincrementalimagecopybackup
第4题
CONFIGUREDEFAULTDEVICETYPETOsbt;
CONFIGUREBACKUPOPTIMIZATIONON;
CONFIGURERETENTIONPOLICYTOREDUNDANCY3;
FromMondaytoSaturday,youperformedthefollowingactions:
DayAction
MondayBACKUPDATABASE
TuesdayBACKUPDATABASE
WednesdayBACKUPDATABASE
ThursdayBACKUPDATABASE
FridayBACKUPDATABASE
SaturdayBACKUPDATABASE
HowmanytimeswillthebackupoftheUSERStablespacebeperformed?()
第5题
A.Using DELETE statements, for example, DELETE FROM performance_schema.events_watis_current
B.Using the statement RESET PERFORMANCE CACHE
C.Using the statement FLUSH PERFORMANCE CACHE
D.Using TRUNCATE statements, for example, TRUNATE TABLE performance_schema.events_waits_current
E.Disabling and re-enabling all instruments
F.Restarting Mysql
第6题
A.Usetheexternaltablepopulation.
B.UsetheOracleDataPumpexportandimportutility.
C.UsetheconventionalpathdataloadoftheSQL*Loaderutility.
D.UsetheINSERTINTO...SELECTcommandtoloadthedata.
第7题
A.Choosethemargincodeintheobjectnavigatorandselectfile->import->image.
B.Choosethemarginnodeintheobjectnavigatorandusethetoolbarbutton.
C.Clickthemarginbuttoninthelayoutmodelandselectfile->import->image.
D.Clickthemarginbuttoninthelayoutmodelandusethetoolbarbutton.
第8题
A.hr_tbsisabigfiletablespace.
B.hr_tbsisadictionary-managedtablespace.
C.Allthetablespacesinthedatabasewillbelocallymanagedbydefault.
D.Allthetablespacesinthedatabasemustbeofthesmallfiletablespacetype.
E.Thetablespacetypebigfileorsmallfilemustbementionedinthecommand.
第9题
A.GET
B.PUT
C.UPDATE
D.DELETE
E.POST
F.REMOVE
第10题
A.CONFIGUREDEVICETYPETOsbtBACKUPTYPETOBACKUPSET;
B.CONFIGUREDEVICETYPETOdiskBACKUPTYPETOCOPY;
C.CONFIGUREDEVICETYPETOsbtBACKUPTYPETOCOMPRESSEDBACKUPSET;
D.CONFIGUREDEVICETYPETOsbtBACKUPTYPETOCOMPRESSEDCOPY;
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