LFCS Exam Dumps - Linux Foundation Certified SYSADMIN Questions and Answers

Which command is used in a Linux environment to create a new directory? (Specify ONLY the command without any path or parameters.)

Which of the following keywords can be used in the file /etc/nsswitch.conf to specify a source for host name lookups? (Choose TWO correct answers.)

Which of the following programs uses the hosts.allow file to perform its main task of checking for access control restrictions to system services?

Which of the following commands kills the process with the PID 123 but allows the process to "clean up" before exiting?

How many fields are in a syntactically correct line of /etc/fstab?

Which character starts a comment line in a shell script file?

What word is missing from the following SQL statement?

insert into tablename ________(909, 'text');

(Please specify the missing word using lower-case letters only.)

What is the difference between the i and a commands of the vi editor?

What information can the lspci command display about the system hardware? (Choose THREE correct answers.)

Which option to the yum command will update the entiresystem? (Specify ONLY the option name without any additional parameters.)