1. 依國際公約規定，GMDSS系統之印表機，應多久測試一次？ (A) 每天 (B) 每週 (C) 每月 (D) 每年

11. By SMCP, choose one of the following sentences for expressing ”Vessel has to wait for permission to enter the lock.” (A) “You must wait for lock clearance” (B) “You have to wait to clear the lock” (C) “You have to wait for lock-permission” (D) “You must wait for permission to enter lock”