Unix面试题（英文 附答案）2-5
UNIX
81, Your system has a default mode of 666. You specify a umask value of 222. What will be the default permissions?A 444
82，Your system has a default mode of 666. You specify a umask value of 022. What default permissions will the file owner have?A 6
83，Your system has a default mode of 666. You specify a umask value of 022. What permissions will everyone except the owner and the owner’s group have?
D 4
84，Hard-linked files share the same _______.
A inode
85，Which of the following commands can be used to change the owner of a particular file? D /
86，External file systems are usually mounted from the ________ directory?
A /mnt
87，The ____ directory is usually dynamic and contains system information?
D /proc
88，Device files are usually located in the ______ directory.C /dev
89, The system kernel is usually stored in the _____ directory.
A /boot
90，Temporary files are generally stored in the _____ folder. C /temp
91, The database used by the locate utility to find files is updated by what program? B updatedb
92, You have just renamed a file. You attempt to find the file by using the locate program. You are unable to find the file. What should you do?
D manually run updatedb
93，You want to find the full path of a certain command. How would you do this?C by using the ‘which’ command
94, What lilo option will list the name and location of available kernels?B -q 95, You want to uninstall lilo. Which of the following would you do to accomplish this?A lilo -u
96，You want to set a script to run when your Linux system reboots. What lilo option should you use? B -R
97, You want to set a 30 second delay before your system boots to the default kernel. Which of the following command lines would do this? B lilo -d 30 98, Which lilo.conf parameter will specify the amount of time the system will wait before booting to the default image? D delay
99, What lilo.conf parameter is used to specify vga text mode? D vga
100, What lilo.conf parameter is used to specify what device should be mounted as root by default? B root
