True or False: Any Puppet setting that's valid in the configuration file is also a valid long argument.

The statement is true because Puppet documentation confirms that any configuration setting that is valid in the Puppet configuration file can also be used as a long argument in the command-line interface. Long arguments typically take the form of --argument-name value, and they correspond directly to the entries in the configuration file.

This consistency allows users to configure Puppet either through its configuration file or command line, maintaining a clear and unified set of options. Therefore, any Puppet setting adequately explained in the configuration file can be replicated as a long argument, ensuring seamless integration and usability for users familiar with either method of configuration.