A code of ethics is usually established by a professional order as a way to protect the public and the reputation of the professionals. Indeed, people who breach their code of ethics incur disciplinary actions that can range from a warning or reprimand to dismissal or expulsion from their professional order.
The answer is <u><em>false</em></u>. 1 second is way too close. It's around the 3-4 second space. You'll learn this in drivers ed if you haven't already.