单项选择题
A. dump -t core
B. strings core
C. trace -a core
D. crash core /unix_up
单项选择题 Whichofthefollowingoptionsindicateswhyitisimportanttotalktotheuserandaskappropriatequestionsaboutasoftwareproblem?（）
单项选择题 To examine the Exhibit, press the Exhibit button. Using the information provided in the exhibit, which of the following options indicates the date and time that the file system ran out of room?（）
单项选择题 Ausertriestoftpa3gigabytefiletoanAIXmachineatcertaintimesduringtheday.Thefiletransferfailsatexactly2,147,483,584byteseachtime.AllofthefollowingareprobablecausesofthefailuresEXCEPT:（）