A.kernel(內(nèi)核) B.shell(外殼) C.工具及應(yīng)用程序 D.文件系統(tǒng)
A.數(shù)據(jù)寫(xiě)入進(jìn)程DBWRB.日志寫(xiě)入進(jìn)程LGWRC.檢查點(diǎn)進(jìn)程CKPTD.系統(tǒng)及監(jiān)控進(jìn)程(SMON、PMON)
A.closed或idle B.nomount C.mount D.open