A Linux user wants to switch to the root account to perform administrative tasks. Which command is MOST appropriate?

Which Linux command is used to display the current working directory?

What is the purpose of the man command in Linux?

A macOS user wants to encrypt their entire hard drive for security. Which built-in tool should they use?

An employee’s MacBook frequently freezes when multiple apps are open. They want to quickly view all open applications and switch between desktops to free up space. Which feature should they use?

A Linux administrator suspects a DNS issue is causing users to be unable to access websites. Which command would BEST help verify that the DNS server is resolving hostnames correctly?

A macOS user’s app becomes unresponsive and the spinning beach ball cursor appears. Which keyboard shortcut allows them to force quit the application?

A Linux technician needs to quickly display the contents of a configuration file without editing it.

Which command should they use?

A macOS user is looking for the equivalent of File Explorer on Windows to manage files and folders. Which built-in tool should they use?

A Linux administrator accidentally created a test file named junk.txt and now wants to remove it permanently.

Which command should they use?

An employee’s Mac has become unresponsive, and multiple apps are frozen. The technician wants to quickly see CPU, memory, and network usage to determine if one app is consuming all resources.

Which built-in tool should they use?

A macOS user wants to back up their entire system to an external hard drive and have it update automatically every hour.

Which tool should they use?