What do the permissions -rwSr-xr-x mean for a binary file when it is executed as a command?
Which of the following commands will produce the following output?
What is the purpose of the xargs command?
Which type of filesystem is created by mkfs when it is executed with the block device name only and without any additional parameters?
Which of the following pieces of information of an existing file is changed when a hard link pointing to that file is created?
How many fields are in a syntactically correct line of /etc/fstab?
Which chown command will change the ownership to dave and the group to staff on a file named data.txt?
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 are init systems used within Linux systems? (Choose THREE correct answers.)
Which of the following information is stored within the BIOS? (Choose TWO correct answers.)
Which of the following commands brings a system running SysV init into a state in which it is safe to perform maintenance tasks? (Choose TWO correct answers.)
Which SysV init configuration file should be modified to disable the ctrl-alt-delete key combination?
What is the first program that is usually started, at boot time, by the Linux kernel when using SysV init?
Which of the following options for the kernel's command line changes the systemd boot target to rescue.target instead of the default target?
Which command is used in a Linux environment to create a new directory? (Specify ONLY the command without any path or parameters.)
Which signal is missing from the following command that is commonly used to instruct a daemon to reinitialize itself, including reading configuration files?
killall -s _______ daemon
HUP, SIGHUP, 1
What is the effect of the egrep command when the -v option is used?
What is the default nice level when a process is started using the nice command?
Which of the following commands will send output from the program myapp to both standard output (stdout) and the file file1.log?
What is the difference between the i and a commands of the vi editor?
Which of the following sequences in the vi editor saves the opened document and exits the editor? (Choose TWO correct answers.)
Which of the following commands lists the dependencies of a given dpkg package?
When using rpm --verify to check files created during the installation of RPM packages, which of the following information is taken into consideration? (Choose THREE correct answers.)
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?
Which of the following environment variables overrides or extends the list of directories holding shared libraries?
After modifying GNU GRUB's configuration file, which command must be run for the changes to take effect?