naval strategy; naval operational art and naval military tactics; international law and international security; law of the sea; maritime navigation and hydrography; navigation automation and integration; modern deep-sea and diving techniques; material engineering and shock resistance of ship structures; automation of shipboard command control systems; anti-submarine weapons; physical fields and echo ranging; electronic warfare and ship antimissile defense; exploitation of ship, weapons and shipboard systems; operational and tactical employment of maritime rescue forces.[1]