A network administrator received a report that the disk storing the accounting department's files has less than 10% free space. An extra was installed in the file server and is unused. Which of the following OS management features would allow for additional disk space for the department, avoiding downtime?

A Chief Executive Officer (CEO) is giving a presentation at an industry conference but forgot to bring a laptop.
The company has emailed several large presentation files and the links to several videos that will be streamed during the presentation. While showing the last video, it starts to buffer, times out, and will not display. The CEO restarts the phone that is being used for the presentation and verifies there is enough free storage space, but the video still will not play. Which of the following is MOST likely causing the issue?

Following a recent password change, a user can log on successfully to an Apple computer but cannot access a web-based service. An error message displays each time the user attempts to authenticate to the service. Prior to changing the password, the computer had no communication issues. Which of the following should a technician use to continue troubleshooting the issue?
passwd

A technician is troubleshooting a computer that may have some corrupt operating system files. Which of the following command line tools should the technician use to check these files?

A technician needs to manage a Linux workstation remotely. This workstation contains highly sensitive data, and therefore, it must be accessed in the most secure method possible Which of the following technologies should the technician use to manage this system?