当前分类： LX0-101
问题：填空题What application can be used in place of xhost？ Please enter only the name without path. Answer：（）...
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问题：单选题Using vi， you want to save changes to the file myfile with ：w!， but vi complains it cannot write to the file. Therefore， you want to check the write permissions on the file. To do this without leaving vi， you type：（）A ：!ls-I myfileB ：/ls-l myfileC e...
问题：单选题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？（）A bg myappB continue myapp...
问题：单选题You are looking for an executable file foo. Select the command that would search forfoo within directories set in the shell variable， PATH.（）A locateB whichC findD queryE whereis...
问题：单选题With Xorg 7.0， what is the name of the default font server？（）A xfservB xfsC fontsD xfsttE fserv...
问题：单选题You have read/write permission on an ordinary file foo. You have just run In foo bar. What would happen if you ran rm foo？（）A foo and bar would both be removed.B foo would be removed while bar would remain accessible.C foo would be removed， bar woul...
问题：单选题Many people like the vi text editor but the default bash command line editor recognizes emacs keystrokes. What command entered into a bash initialization file will have bash recognize vi keystrokes after login？（）A history-pviB alias emacs=viC HISTCM...
问题：单选题Which of these commands allows you to use shared libraries that are in /usr/local/lib？（）A export LD_PRELOAD=/usr/local/libB export LD_LIBRARY_PATH=/usr/local/libC Idconfig /usr/local/libD Idd/usr/local/lib...
问题：单选题Which system administration command you can use to update Id.so.cache after the installation of new shared libraries？（）A IdconfigB IddC libpathD newlibs...
问题：单选题You wish to kill a process with a PID of 123. Select the command which exiting.（）A kill-1 123B kill-9 123C kill-15 123D kill-17 123...
问题：填空题Which command （without options） would you use to display how much space is available on all mounted partitions？（）...
问题：单选题You have run out of disk space on a partition. Which of the following would be an easy way to move data to a new partition without reconfiguring the path to the data in existing applications？（）A Run ext2fs ACL.B Use a hard link.C Use a symbolic link...
问题：填空题What command with all options and/or parameter will send the signal USR1 to any executing process of program apache2？（）...
问题：单选题To allow a regular user account to mount and unmount a filesystem （for instance， a cdrom or floppy）， which option need to be added to the corresponding line in /etc/fstab？（）A nouidchkB alluserC userD auto...
问题：单选题You have just added a CD.ROM drive （/dev/hdd） to your system and have added it to yourfstab. Typically you can use which of the following commands to mount media in that drive to /mnt/cdrom？（）A mount /dev/cdrom /mnt/cdromB mount/dev/cdromC mount -t ...
问题：单选题The command echo $! will produce what output？（）A the process id of last background commandB the exit status of the last commandC the exit status of the last background commandD the process id of the current shellE the name of the command being exe...
