1Z0-409 無料問題集「Oracle Linux Fundamentals (Oracle PartnerNetwork)」
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As a Linux administrator, you have to let the users smith and scott manage files and directories in the /software directory on their own, with full permissions between each other's files. What are the most essential steps needed to grant them the required privileges? (Choose all that apply.)
As a Linux administrator, you have to let the users smith and scott manage files and directories in the /software directory on their own, with full permissions between each other's files. What are the most essential steps needed to grant them the required privileges? (Choose all that apply.)
正解：B、D
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Match the following commands with their actions in the execute mode of the vi editor:
1) :e! a) save and exit 2) :X b) exit even if changes have not been saved 3) :wq c) save and exit even if the file is read only 4) :w! d) forget changes since last write 5) :q! e) save the file even if it is marked read only 6) :wq! f) encrypt the file along with a password
1) :e! a) save and exit 2) :X b) exit even if changes have not been saved 3) :wq c) save and exit even if the file is read only 4) :w! d) forget changes since last write 5) :q! e) save the file even if it is marked read only 6) :wq! f) encrypt the file along with a password
正解：D
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A group of users on a Linux system have a common working directory /documents with 1770 permissions. You have a scenario where you have to let all users of the group delete any file or directory in /documents. What would you do in this situation to let them delete any file or directory in /documents?
正解：A
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You have logged in as user smith at tty1 terminal and issued the following incomplete command at the bash prompt:
[root@station1 ~]# if [ i > j ] then
>
The shell displays the default secondary prompt ">". What would you do to make "=>" as the default secondary prompt temporarily only for user smith and for the tty1 terminal current session?
[root@station1 ~]# if [ i > j ] then
>
The shell displays the default secondary prompt ">". What would you do to make "=>" as the default secondary prompt temporarily only for user smith and for the tty1 terminal current session?
正解：C
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Match the following Linux kernel virtual hierarchies with their content:
1) /proc a) Per process information directories and other tunables 2) /sys b) RAM drive for POSIX shared memory operations 3) /dev/pts c) Kernel object data structures 4) /dev/shm d) Auto-ownership of terminals (ttys)
1) /proc a) Per process information directories and other tunables 2) /sys b) RAM drive for POSIX shared memory operations 3) /dev/pts c) Kernel object data structures 4) /dev/shm d) Auto-ownership of terminals (ttys)
正解：B
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