单项选择题
A.The dump was successful.
B.A system dump is in progress.
C.No system dump device configured.
D.There was an I/O error during the dump.
单项选择题 Asystemadministratorneedstoconfiguredumpdevicesforthesystem.Whichcommandwouldbeusedtoestimatethesizerequiredforadumpdevice？（）
单项选择题 AsystemadministratoriscurrentlyworkingonaproblemwithIBMSupport.Theadministratorfeelsthattheirexpectationsarenotbeingmetonthisproblem.WhatistheIBMrecommendedproceduretoensurethattherequestishandledappropriately？（）
单项选择题 AsystemadministratoridentifiedaproblemwithanAIXcommandandimplementedawork-around.AcallwasmadetoIBMSupporttoreporttheproblem.Whatseveritylevelshouldtheadministratorchoose？（）