A.Journal
B.Task Center
C.Activity Monitor
D.Command Line Processor
第1题:
A. followed,followed
B. followed,following
C. following,followed
D. following,following
第2题:
A.ThebackupperformedonSundayscontainsalltheblocksthathaveeverbeenusedinthedatabase.
B.ThebackupperformedonSundayscontainsalltheblocksthathavechangedsincethelastlevel1backup.
C.Thebackupperformedoneachworkingdaycontainsalltheblocksthathavechangedsincethelastlevel0 backup.
D.ThebackupperformedonMondaycontainsalltheblocksthathavechangedsincethelevel0backup,and everyotherworkingdaycontainsalltheblocksthathavechangedsincethelevel1backup
第3题:
A. Every 5 minutes
B. Every 90 seconds
C. Every 60 seconds
D. Every 30 seconds
第4题:
A.ThescriptwillfailsinceyouinstructedRMANtobackuponlyonedatafileratherthantwo
B.Thescriptwillsuccessfullybackupdatafile3withouterror
C.Thescriptwillfailsinceitusesasubstitutionvariablewhichisnotsupported
D.Theexecutescriptcommandwillpromptforthevalueofand2sinceit’snotincludedinthecommand
E.Thescriptwillfailbecauseyoucannotusetheplusarchivelogcommandwhenbackingup
第5题:
以下程序的输出结果是 ( ) enum weekday {sun=7,mon=1,tue,wed,thu,fri,sat}; main( ) { enum weekday workday,week_end; int i,a [8]; workday=tue; week end=sun; pritnf("\ntuesday=%d sunday=%d", wotkday, week_end); workday=sun+tue; week_end=(enum weekday)3; printf ("tuesday=%d sunday=%d", workday week_end); a[sun]=sun; a[mon]=mon a[tue]=tue; a[wed]=wed; a[thu]=thu; a[fri]=fr; a[sat]=sat; for(i=1;i<7;i+ +) printf("%d",a [i]); }
A.tuesday=2 sunday=7;tuesday=2 sunday=7;1 2 3 4 5 6 7
B.tuesday=2 sunday=7;tuesday=9 sunday=3;1 2 3 4 5 6 7
C.tuesday=0 sunday=7;tuesday=2 sunday=3;1 2 3 4 5 6 7
D.tuesday=1 sunday=2;tuesday=3 sunday=4;1 2 3 4 5 6 7
第6题:
Each life jacket light that has a non-replaceable power source must be replaced ______.
A.every 6 months after initial installation
B.every 12 months after initial installation
C.every 24 months after initial installation
D.on or before the expiration date of the power source