You are trying to recover your database. During the recovery process， you receive the following error： ORA-00279： change 5033391 generated at 08/17/2008 06：37：40 needed for thread 1ORA-00289： suggestion ： /oracle01/flash_recovery_area/ORCL/archivelog/2008_08_17 /o1_mf_1_11_%u_.arc ORA-00280： change 5033391 for thread 1 is in sequence #11 ORA-00278： log file ，，/oracle01/flash_recovery_area/ORCL/archivelog/2008_08_17 /o1_mf_1_10_4bj6wnqm_.arc no longer needed for this recovery Specify log： {=suggested filename AUTO CANCEL} ORA-00308： cannot open archived log ，，/oracle01/flash_recovery_area/ORCL/archivelog/2008_08_17 /o1_mf_1_11_%u_.arc ORA-27037： unable to obtain file status Linux Error： 2： No such file or directory Additional information： 3 How do you respond to this error？（） [" Restore the archived redo log that is missing and attempt recovery again."," Recovery is complete and you can open the database."," Recovery needs redo that is not available in any archived redo log. Attempt to apply an online redo log if available."," Recover the entire database and apply all archived redo logs again."," Recovery is not possible because an archived redo log has been lost."]
标签的粘贴和更换必须由（）进行 ["气瓶充装单位","使用单位","检验单位"]
An administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just been mirrored across both disk drives. Which of the following commands can be used to turn off quorum？（） ["chvg -Qn testvg","chlv -Qn testvg","varyoffvg testvg； varyonvg -Qn testvg","varyoffvg testvg； exportvg testvg； importvg -Qn testvg； varyonvg testvg"]
Which of the following features are available in WebSphere Commerce Business Edition， but not available in WebSphere Commerce Professional Edition？（） ["Available to Promise","Collaborative workspaces","Contract-based purchasing","Rule-based discounts","Request for Quote"]
在每次施工完毕，封堵器都应（） ["A、维修 ","B、检修 ","C、更换液压油 ","D、整修"]
我国对互联网信息服务的管制大致分为哪几种情形？
