What command helps determine the current time zone setting for a Linux system?

The command that effectively determines the current time zone setting for a Linux system is 'timedatectl'. This tool is part of the systemd suite and provides a comprehensive way to query and change the system clock and its settings, including the local time, universal time, and the current time zone. When executed, 'timedatectl' provides a detailed output that includes both the local time and the time zone, clearly indicating the system’s current time zone configuration.

In contrast, while the 'date' command does display the current time and date settings, it does not specifically present the time zone in a way that identifies the configured time zone setting on the system. The 'timezone' command is not a standard command available on Linux systems and therefore cannot provide any information regarding time zones. Similarly, 'hwclock' is primarily used to access and manipulate the hardware clock, which can show time but does not reflect the configured time zone settings of the operating system either. Thus, 'timedatectl' is the most appropriate and effective choice for checking the current time zone in a Linux environment.