2. SOLAS規定船舶之雷達詢答機(SART)應裝置於何處？ (A) 船首 (B) 船尾 (C) 兩舷 (D) 裝貨控制室

12. A vessel is seen showing three shapes in a vertical line; the top and bottom ones are black balls and the middle one is a black diamond. What does this daytime signal indicate? (A) It is a vessel engaged in dredging. (B) It is a vessel restricted in her ability to manoeuvre. (C) It is a vessel at anchor. (D) It is a vessel engaged in a mine clearance operation.