单项选择题
A.lsdev -Cl datavg
B.lsvpcfg datavg
C.lspv -p datavg
D.lsvg -p datavg
单项选择题 Diskshdisk1andhdisk2areassignedtodatavg.Whichofthefollowingcommandsshouldbeusedtodeterminewhichlogicalvolumesarepresentonhdisk1？（）
单项选择题 The$HOME/.netrcfilecontainsinformationusedbytheautomaticloginfeatureofwhatcommand？（）
单项选择题 Auserwiththeuseridof’joe’isunabletorshfromSYSTEMAtoSYSTEMBwithouthavingtoretypetheirpassword，buttheycanrshfromSYSTEMBtoSYSTEMA.Nootherusersareexperiencingthesameissue.Bothsystemshavea/home/joe/.rhostsfilethatcontaintheproperreferencestotheotherhost.The/home/joe/.rhostsfilesonbothSYSTEMAandSYSTEMBareownedbyuserid’joe’.Whichofthefollowingisthemostlikelycauseofthisproblem？（）