Which file from the /proc file system contains a list of all currently mounted devices? (Specify ONLY the command without any path or parameters.)
What does the command mount -a do?
Which umask value will result in the default access permissions of 600 (rw-------) for files and 700 (rwx------) for directories? (Specify only the numerical umask value.)
Which command is used to create and initialize the files used to store quota information? (Specify ONLY the command without any path or parameters.)
Which command creates a swap space on a block device or a file? (Specify ONLY the command without any path or parameters.)
Which permissions and ownership should the file /etc/passwd have?
Which of the following commands creates an ext3 filesystem on /dev/sdb1? (Choose TWO correct answers.)
Which of the following information is stored within the BIOS? (Choose TWO correct answers.)
What of the following statements are true regarding /dev/ when using udev? (Choose TWO correct answers.)
During a system boot cycle, what program is executed after the BIOS completes its tasks?
Which file in the /proc filesystem lists parameters passed from the bootloader to the kernel? (Specify the file name only without any path.)
Which of the following commands reboots the system when using SysV init? (Choose TWO correct answers.)
Which command will display messages from the kernel that were output during the normal boot sequence?
Which SysV init configuration file should be modified to disable the ctrl-alt-delete key combination?
Which of the following commands replaces each occurrence of 'bob' in the file letter with 'Bob' and writes the result to the file newletter?
Which of the following commands will reduce all consecutive spaces down to a single space?
When given the following command line.
echo "foo bar" | tee bar | cat
Which of the following output is created?
A user accidentally created the subdirectory \dir in his home directory. Which of the following commands will remove that directory?
Which of the following commands can be used to create a USB storage media from a disk image?
Which of the following characters can be combined with a separator string in order to read from the current input source until the separator string, which is on a separate line and without any trailing spaces, is reached?
Which of the following commands will NOT update the modify timestamp on the file /tmp/myfile.txt?
A. file /tmp/myfile.txt
B. echo "Hello" >/tmp/myfile.txt
C. sed -ie "s/1/2/" /tmp/myfile.txt
D. echo -n "Hello" >>/tmp/myfile.txt
In the vi editor, which of the following commands will copy the current line into the vi buffer?
Which command will disable swapping on a device? (Specify ONLY the command without any path or parameters.)
Which of the following commands updates the linker cache of shared libraries?
Which world-writable directory should be placed on a separate partition in order to prevent users from being able to fill up the / filesystem? (Specify the full path to the directory.)
/tmp, tmp,/var/tmp, /tmp/, /var/tmp/
What is the name of the main configuration file for GNU GRUB? (Specify the file name only without any path.)
menu.lst, grub.conf, grub.cfg
Which of the following options is used in a GRUB Legacy configuration file to define the amount of time that the GRUB menu will be shown to the user?