单项选择题
Which of the following options indicates why it is important to talk to the user and ask appropriate questions about a software problem? （）
A.Software problems don't generate errors.
B.The user is more knowledgeable about software.
C.The system logs will provide useful information alone.
D.Key information pertaining to the software may be uncovered.
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A.Mon Mar 20 14:01:00
B.Sun Mar 19 18:40:00
C.Fri Feb 20 12:28:00
D.Wed May 04 03:19:10 -
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Ausertriestoftpa3gigabytefiletoanAIXmachineatcertaintimesduringtheday.Thefiletransferfailsatexactly2,147,483,584byteseachtime.AllofthefollowingareprobablecausesofthefailuresEXCEPT:（）
A.AIX has not been updated to V4
B.fsize in /etc/security/limits file has not been set to -1
C.ftp can only transfer files > 2 gig in binary mode
D.The filesystem is not large-file enabled -
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