The phrase "also a command of" is correct and usable in written English.
It can be used when indicating that something is not only a request but also an authoritative directive.
Example: "The instructions provided are also a command of the project manager, so they must be followed closely."
Alternatives: "also an order from" or "additionally a directive from".
To be sure, each craft also requires a command of the language and its rules of syntax.
The case, though, demanded far more than empathy for the plaintiff — it also required a command of statistics and an understanding of standardized reading tests.
At the United Nations, he was known for his elaborate, seemingly absent-minded doodling during lengthy meetings but also for a command of the issues.
Romney also displayed a command of plain English, something that seemed to desert him in recent weeks: At the end of four years, he had to resign in disgrace….
His figures have a rather plump softness that brings them into line with stylistic developments elsewhere; he also had a command of perspective and compositional structure lacking in the work of most previous artists in England.
The applicant need not have majored in Chinese or Japanese as an undergraduate, but must have had the equivalent of at least three years of training in the language in which he or she intends to specialize, and must also demonstrate a command of English adequate for the pursuit of graduate study.
But he will have to show not only some genuine regret for his past actions and statements about gay Americans but also a real command of the civil-rights issues facing the military in order to convince people of that.
Besides the GUI version, we also create a command line version of AFST that can be easily integrated into existing bioinformatics pipelines for automatic data processing.
It served in the Second Boer War from 1899 to 1902, during which time Pilcher was also given command of a column of mounted infantry, including a large contingent of Australians.
