Whether this session can run a verb (or a verb's subcommand, pacs query): its handler is registered (the core's, or its backend's), or the shell answers it. Help is shown only for what can be run.
pacs query
The command, perhaps with a subcommand.
True when the session has it.
Whether this session can run a verb (or a verb's subcommand,
pacs query): its handler is registered (the core's, or its backend's), or the shell answers it. Help is shown only for what can be run.