Oracle 1Z0-409 問題集

質問 1：
What is the effect of issuing ZZ and ZQ in the vi editor command mode?
A. The command ZZ will exit the editor without saving changes, whereas ZQ will save changes and exit.
B. The command ZZ will zoom in the vi editor command mode and ZQ will zoom out the view.
C. The command ZZ will thrash all changes, whereas ZQ will ask for confirmation before saving.
D. The command ZZ will save changes and exit, whereas ZQ will exit the editor without saving changes.
正解：D

質問 2：
The user scott tries to create a directory hierarchy and encounters the following error:
[scott@server1 tmp]$ mkdir test/test1/stored/all mkdir: cannot create directory `test/test1/stored/all`: No such file or directory [scott@server1 tmp]$pwd /tmp
Which two commands can the user scott use to create the directory hierarchy successfully? (Choose two.)
A. mkdir -p test/test1/stored/all
B. mkdir -r test/test1/stored/all
C. mkdirhier /test/test1/stored/all
D. mkdir /test/test1/stored/all
E. mkdirhier /tmp/test/test1/stored/all
F. mkdir -r /tmp/test/test1/stored/all
正解：A,E

質問 3：
Which statement is true about the privileges granted to a user with the UID of 0?
A. The system ignores all permissions when responding to commands from the user and provides read and write permissions to every file and device known to the system.
B. The system ignores privileges to modify software installed on the system.
C. Privileges are granted as per the permissions set on every file and device known to the system.
D. Privileges are granted only to read most of the configuration files and documentation files in the system directories, not modify them.
正解：A

質問 4：
You are planning to add the new printer1 print queue and also want to make it the default print queue. Which of the following two commands would help you achieve the task? (Choose two.)
A. lpadmin -x printer1.
B. lpadmin -p printer1 -E -v parallel:/dev/lp0.
C. lpadmin -p printer1 -E parallel:/dev/lp0.
D. lpadmin -d printer1.
正解：B,D

質問 5：
You have issued the following command:
mkdir -p test/a{dax,connor,bryan}g/vo{in,out,tmp}
Which of the following directories will it create? (Choose all that apply.)
A. test/adaxg/voout
B. test/aconnoyang/vointmp
C. test/adaxnnorg/voinout
D. test/aconnorg/voin
E. test/voin/adaxg
正解：A,D