A.refresh -s inetd
B.refresh -s tcpip
C.refresh -g /etc/rc.tcpip
D.refresh -g /etc/inetd.conf
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A.crontab -l
B.cron -l root
C.lscron -l root
D.cat /var/cron/crontabs/root
A.0 5 * * 6 /usr/local/bin/myscript
B.0 5 6 * * /usr/local/bin/myscript
C.6 * * 5 0 /usr/local/bin/myscript
D.5 0 Sat * * /usr/local/bin/myscript
A./usr/local/bin/myscript > /dev/null
B./usr/local/bin/myscript < /dev/null
C./usr/local/bin/myscript 2> /dev/null
D./usr/local/bin/myscript 1> /dev/null
A../myscript >> /tmp/myoutput
B../myscript 2>&1 /tmp/myoutput
C../myscript > /tmp/myoutput 2>&1
D../myscript > /tmp/myoutput &1>2
A.Execute the command ’piobe -q PRINTER_B’
B.Edit the user’s stanza in the /etc/qconfig file
C.Execute the command ’chuser -a QUEUE=PRINTER_B user’
D.Add the line ’export PRINTER=PRINTER_B’ to the user’s .profile
A 1500 page print job was sent to the "pcl" queue. The job was running for several minutes before it was determined that the job was not needed. What can be done to delete the job?()
A.kill 201
B.cancel 201
C.disable pcl
D.rm /var/spool/lpd/STDIN.27648
Given the following scripts, what output would be generated?()
A.The sky is red.
B.The sky is blue.
C.The sky is green.
D.The sky is yellow.
Given the following scripts, both found in /usr/local/bin, what would the output be when executing /usr/local/bin/script1?()
A.dog cat
B.dog fish
C.mouse cat
D.mouse fish
A.chmod +s /tmp
B.chmod 775 /tmp
C.chmod 1777 /tmp
D.chmod 4755 /tmp
While installing an application, the administrator is instructed to perform two final tasks prior to starting the application:
1.Set the ownership of a file named ’control_file’ to be owned by the user ’database’ and the group ’appsrvr’.
2.Change the permissions of ’control_file’ to 0766.
After these two tasks have been completed, what will the file permissions look like when ’ls -l control_file’ is executed?()
A.-rwxrw-rw- 1 database appsrvr 4913 Mar 17 08:24 control_file
B.-rw-r--r-- 1 appsrvr database 4913 Mar 17 08:24 control_file
C.-rw-r--r-- 1 database appsrvr 4913 Mar 17 08:24 control_file
D.-rwxrw-rw- 1 appsrvr database 4913 Mar 17 08:24 control_file
最新试题
What command would be used to restart the mail daemon?()
A pSeries server is being used as a file server and all data is stored on a non-root volume group and resides on mounted filesystems. Which of the following commands provides the quickest way to backup all of the data and filesystem definitions?()
A system administrator is attempting to restore some files from a backup tape. The restore failed. The system administrator suspects the block size of the tape drive is incorrect. Which of the following commands can be used to determine the block size of the backup tape?()
How can a directory be excluded from a mksysb backup of the following?()
A user reports that they cannot cd to /tmp/application. A system administrator entered the following command: (1)ls -ld /tmp/application (2)drw-r--r-- 4 root system 512 Jan 15 14:09 application What is the most likely cause of the problem?()
A system administrator has an application that has the data in volume group appvg. Which of the following commands will back up the contents of appvg to the tape in /dev/rmt0 and check for any read errors?()
Given the following scripts, what output would be generated?()
The rootvg disk on a system failed and was replaced. The system was restored using the latest mksysb. However, no files in the /home filesystem were restored. What is the likely cause of this problem?()
In which directory are the basic Linux commands such as gzip, gunzip and zcat installed?()
A system administrator performs a full backup every Saturday evening and incremental backups the rest of the week. The system failed on Thursday and needs to be restored. Which backup tapes will be required to restore the system to its most recent recoverable state?()