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LX0-101 问题列表
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You are running Linux 2.0.36 and you need to add a USB mouse to your system. Which of the following statements is true？（）A
You need to rebuild the kernel.B
You need to upgrade the kernelC
You need to load the USB modules for your existing modular kernel.D
USB support is not available in Linux.
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 executed
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 Debian package system command will list all partially installed packages and suggest how to get them correctly installed？（）A
dpkg-GB
apt-get-uC
dpkg-DhD
dpkg-lE
apt-get-y
问题
单选题What is the difference between thE.remove and thE.purge action with the dpkg command？（）A
-remove removes the program， -purge also removes the config filesB
-remove only removes the program， -purge only removes the config filesC
-remove removes a package， -purge also removes all packages dependent on itD
-remove removes only the package file itself， -purge removes all files related to the package
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 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.D
Use the loopback device.E
Create a block device offset.
问题
单选题You ran out of space and added a eighth disk to your SCSI-1 system. When you try to start， the system no longer boots. What is most likely the cause of this problem？（）A
SCSI-1 supports only 8 devices including the adaptor.B
SCSI-1 supports only 6 disks per adaptor.C
There is a SCSI-ID conflict that causes that problem.D
You forgot to set the SCSI-ID #8 for the new disk.
问题
单选题In xorg.conf， which section is concerned with fonts？（）A
the Fonts sectionB
the Files sectionC
the xfsCodes sectionD
the Graphics sectionE
the modeline section
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 would still exist but would be unusable.D
Both foo and bar would remain accessible.E
You would be asked whether bar should be removed.
问题
单选题Which of the following commands makes /bin/foo executable by everyone but writable only by its owner？（）A
chmod 557 /bin/fooB
chmod o+rwx.a+rx/bin/fooC
chown 557 /bin/fooD
chmod 755/bin/foo
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You are running Linux 2.0.36 and you need to add a USB mouse to your system. Which of the following statements is true？（）A
You need to rebuild the kernel.B
You need to upgrade the kernelC
You need to load the USB modules for your existing modular kernel.D
USB support is not available in Linux.
问题
单选题Which of the following commands will change all CR-LF pairs in an imported text file， userlist.txt， to Linux standard LF characters and store it as newlist.txt？（）A
tr ’/r/n’ userlist.txt newlist.txtB
tr -c ’/n/r’ newlist.txt userlist.txtC
tr -d /r¯ userlist.txt newlist.txtD
tr /r¯/n¯ userlist.txt newlist.txtE
tr -s ®^M’¡®^J’ userlist.txt newlist.tx