
A.chpv -v r hdisk3
B.rmdev -dl hdisk3
C.varyonvg -f datavg
D.reducevg datavg hdisk3
第1题:
某企业职工关系EMP(E_no,E_name,DEPT,E_addr,E_tel)中的属性分别表示职工号、姓名、部门、地址和电话;经费关系FUNDS(E_no,E_limit,E_used)中的属性分别表示职工号、总经费金额和己花费金额。若要查询部门为"开发部"且职工号为"03015"的职工姓名及其经费余额,则相应的SQL语句应为: SELECT(60) FROM(61) WHERE(62)
A.EMP.E_no,E_limit-E_used
B.EMP.E_name,E_used-E_limit
C.EMP.E_no,E_used-E_limit
D.EMP.E_name,E_limit-E_used
第2题:
____ quite recently, most mothers in Britain did not take paid work outside the home.
(A) Before (C) From
(B) Until (D) Since
选C
重新调整句子顺序就明白了:
Most mothers in Britain did not take paid work outside the home until quite recently.
意思:
英国大多数的母亲们直到最近才到外面从事有薪水的工作。
not...until...直到......才......
第3题:
第4题:
Due to action of pistons some relative motion between parts in contact in the coolant supply and return system must occur.
A.reciprocating
B.rotating
C.running
D.removing
第5题:
CompanycomwantstoapplyaPTFtothep5590system.Afterdoingapreviewinstall,theoutputshowsthereisinsufficientspaceinthe/usrfilesystem.Therootvolumegrouphasnoavailablephysicalpartitionsleft.Theydonotwanttoaddadditionaldiskdrivestothesystem,buthaveajfs2filesystemthatisonly8%used.Whatcouldtheydotoutilizespaceinthejfs2filesystemtoapplythisPTF?()
A.Backupthefilesystemandrecreatesmaller
B.Usethechfstoreducethefilesystemsize
C.Usecplvtocopyfilesystemtosmallersize
D.Usemigratepvtocopyfilesystemtosmallersize
第6题: