单项选择题
A.Create the cache file
B.Create the IP zone file
C.Create the named.boot file
D.Create the name zone file
单项选择题 Whichofthefollowingfilesshouldbeeditedsothattftpdisrunningwiththe-noption？（）
单项选择题 AusercannotpinganyotherhostnamesfromanAIXmachine.Theerrorreceivedis"hostnameearthNOTFOUND".Whichofthefollowingfilesismostlikelyconfiguredincorrectly？（）
单项选择题 Whatisthedefaultamountoftimethatanautomounteddirectorystaysmounted？（）