What is required in the first commandment? We're required to see that there's one God, just One to worship and glorify. He's second to none.
What is forbidden in the first commandment? We're forbidden to worship any gods others claim. If we do, it grieves God and brings us to shame.
What is required in the second commandment?
We're required to observe God's Word and His ways, and keep them all purely throughout all our days.
What is forbidden in the second commandment? We're forbidden to make any image or idol or worship such things, or creation. That's vital.