Aviation Standard Test Battery-E (ASTB E) Practice Test

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Which side of a nautical vessel is opposite to starboard?

  1. Bow

  2. Aft

  3. Port

  4. Stern

The correct answer is: Port

The side of a nautical vessel opposite to starboard is referred to as port. In maritime terms, 'starboard' denotes the right side of the vessel when facing forward (toward the bow), while 'port' indicates the left side. This terminology is essential in navigation and communication on the water, as it provides clarity by avoiding ambiguity that could arise from using directional terms like left and right, which can change depending on the observer's orientation. The terms bow and stern refer to the front and back of the vessel respectively and do not relate to the sides. Aft, which also pertains to the back of the vessel, is not relevant in the context of identifying the side opposite to starboard. Understanding these terms is crucial for effective navigation and safety at sea.