YouaremaintainingyourdatabaseinOracle10g.YouareperformingthebackupbyusingtheBACKUPASBACKUPSETcommandattheRMANprompt.WhichfilecannotbebackedupbyusingtheBACKUPASBACKUPSETcommand?()
A. Datafiles
B. Currentcontrolfile
C. Serverparameterfile(spfile)
D. Passwordfile
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培养科学的思维方法,要求我们遵循形式逻辑的要求,正确地运用()。
A. 形式逻辑
B. 概念
C. 判断
D. 推理
人的认识来自于()
A. 头脑
B. 书本
C. 实践
D. 以上都对
人生发展需要不断通过()和学习提高能力。
A. 实验
B. 实践
C. 工作
D. 体验
YourdatabaseinrunningintheARCHIVELOGmode.Youissuethefollowingcommandtobackupdatafile2inyourdatabase.RMAN>COPYDATAFILE2TO’D:\ORACLE\ORA90\MYNEWDB\DA2.DBF’;Whichtwostatementsaretrueregardingthebackupcreatedusingthiscommand?()
A. ThecopyofthedatafilecreatedisstoredintheRMANrepository.
B. ThecopyofthedatafilecreatedcanbeviewedusingtheLISTBACKUPcommand.
C. ThecopyofthedatafilecreatedusingthisCOPYcommandcanbeplacedonlyonthedisk.
D. ThecopyofthedatafilecreatedissimilartothebackupofthefilecreatedusingtheBACKUPcommand.
E. Thecopyofthedatafilecreatedcanbeusedforrecoveringthedatabaseusingtheuser-managedrecoverymethod.