A Linux administrator must identify a user with high disk usage. The administrator runs the # du -s /home/* command and gets the following output:

Based on the output, User3 has the largest amount of disk space used. To clean up the file space, the administrator needs to find out more information about the specific files that are using the most disk space.
Which of the following commands will accomplish this task?

A Linux administrator looks at the /etc/timezonefile and determines the need to change the time zone from California to New York temporarily. Which of the following commands will accomplish this?

An administrator receives a warning about a filesystem filling up, and then identifies a large file located at / tmp/largelogfile. The administrator deletes the file, but no space is recovered on the filesystem.
Which of the following commands would BEST assists the administrator in identifying the problem?

All users are reporting that they cannot connect to the SFTP server. The administrator runs a scan:

Which of the following would allow the administrator to fix the problem?

Which of the following is the purpose of the vmlinuxfile on a Linux system?