单项选择题
A.A 5.1 AIX base media set
B.A 5.1 Additional Device Driver CD
C.A mksysb of the multiprocessor chrp server
D.A savevg of the uniprocessor microchannel server
单项选择题 AsystemadministratorwillbemigratingaserverfromAIX5.1toAIX5.2andisuncertainiftheapplicationrunningontheserverwillfunctionproperlyafterthemigration.WhatisthefastestwaytoreturntothepreviousAIXleveliftheapplicationdoesnotwork？（）
单项选择题 AsystemadministratorneedstoquicklymigrateamachinefromAIX5.1toAIX5.2.Theadministratorwillonlybeallowedenoughdowntimetorebootthemachine.Whichinstallationmethodshouldbeusedtoaccomplishthistask？（）
单项选择题 AsystemadministratorsuspectsthattherewereproblemswiththeAIXinstallationonapSeriesserver.Whichofthefollowingcommandscanbeused，withtheappropriateflags，toviewtheBOSinstallationoutputfiles？（）