She has a reputation that 'commands' attention/respect. [=people give her respect/attention because of her reputation]
In the United States, the President as the commander in chief is at the head of the military 'chain of command'.
She seems to be 'in (full) command of' the situation. [=she seems to have complete control of the situation]
(..) Ahhh! Sherman? Sherman? Are you all right? I'm good. The sun god, Ra... commands us to begin the sacred ceremony! Bring forth the blade for the blood oath. Where blade meets flesh in this sacred rite... (..)2014 Mr. Peabody & Sherman