单项选择题
A. dpkg-G
B. apt-get-u
C. dpkg-Dh
D. dpkg-l
E. apt-get-y
单项选择题 What is the output when the following shell script executes?() cat<;<;foobar Hello foobar foobar
单项选择题 WhichsystemadministrationcommandyoucanusetoupdateId.so.cacheaftertheinstallationofnewsharedlibraries?()
单项选择题 YouarerunningLinux2.0.36andyouneedtoaddaUSBmousetoyoursystem.Whichofthefollowingstatementsistrue?()