Navy Secretary Frank Knox Speech On Pearl Harbor, Pt 2

The transcript describes a skillful and brave defense by both services during an attack. The Navy suffered significant losses, including the battleship Arizona and several destroyers, while sustaining damage to other vessels. The fleet quickly responded, shooting down the first Japanese plane within minutes. Japanese losses included three submarines and 41 aircraft. Despite the attack, the Pacific fleet's balance, including battleships and carriers, remained uninjured and continued seeking contact with the enemy.

What action did the fleet take less than 4 minutes after the first alarm?

What types of vessels were part of the entire balance of the Pacific fleet?