Given the following output：  prompt> myapp  
[1]+ Stopped myapp  prompt>  
Which of the following commands will resume executing the stopped process while allowing the user to continue to type commands at the command prompt？（）

单项选择题Toallowaregularuseraccounttomountandunmountafilesystem（forinstance，acdromorfloppy），whichoptionneedtobeaddedtothecorrespondinglinein etc fstab？（）

A. nouidchk
B. alluser
C. user
D. auto

多项选择题WhatdoestheFilesystemHierarchyStandardenable？（）

A. software to predict the location of installed files and directories
B. software to predict the ownership and access rights to files and directories
C. users to predict the location of installed files and directories
D. users to predict how the filesystem should be formatted according to need

单项选择题Youarelookingforanexecutablefilefoo.Selectthecommandthatwouldsearchforfoowithindirectoriessetintheshellvariable，PATH.（）

A. locate
B. which
C. find
D. query
E. whereis

单项选择题Whichofthesecommandsallowsyoutousesharedlibrariesthatarein usr local lib？（）

A. export LD_PRELOAD=/usr/local/lib
B. export LD_LIBRARY_PATH=/usr/local/lib
C. Idconfig /usr/local/lib
D. Idd/usr/local/lib

单项选择题Usingvi，youwanttosavechangestothefilemyfilewith：w!，butvicomplainsitcannotwritetothefile.Therefore，youwanttocheckthewritepermissionsonthefile.Todothiswithoutleavingvi，youtype：（）

A. ：!ls-I myfile
B. ：\ls-l myfile
C. esc ：Is -I myfile
D. ：？ls-l myfile