In STO, the tier 2 ship has 2 engineering consoles; one is a lieutenant console, which can give you 3 engineering powers, 1 science. Anther is tactical. For weaponry you have 2 fore and 2 aft weapons.
Escorts are the damage dealing ship because they are the only ship that can equip cannons. Cruisers can equip more weapons star trek credits, but escorts can equip cannons. Consequently, you may want to equip some cannons. Escorts get the most tactical bridge officer abilities, which give bonuses to damage dealing. Remember, energy weapons do equal damage to shields and hull while torpedoes and mines do little damage to shields and ridiculous amounts of damage to hull. At tier five an escort has 4 fore and 3 aft weapons.
Also the tier 2 ship has 2 tactical consoles, one is a lieutenant console which can give you 3 engineering powers, 1 science. One is engineering. You have 3 fore and 1 aft weapons. For more information you can pay more attention to our website. In addition, here are star trek online credits.