Question: when do you say aye aye sir and yes sir

title: Aye aye, sir
text: The most common use of `` Aye aye , sir '' is as a naval response indicating that an order has been received , is understood , and will be carried out immediately . It differs from `` yes '' , which , in standard usage , could mean simple agreement without any intention to act . In naval custom , a reply of `` yes sir '' would indicate agreement to a statement that was not understood as an order or a requirement to do anything . The alternatives of `` aye aye sir '' and `` yes sir '' would allow any misunderstanding to be corrected at once . This might be a matter of life and death for a ship at sea . 

Answer: answer: The most common use of "Aye aye, sir" is as a naval response indicating that an order has been received, is understood, and will be carried out immediately.   In naval custom, a reply of "yes sir" would indicate agreement to a statement that was not understood as an order or a requirement to do anything.