This is the official app of the website 'muckymariners.com' This app is specially designed to help students clear MEO Class IV exams. It includes all four oral subjects, Function 3 – (COSCPOOL) Controlling the Operation of Ship and Care for Persons Onboard at Operational Level (Library material) Function 4b – (MEOL) Marine Engineering at Operational Level Function 5 – (EECEOL) Electrical Electronic and Control Engineering at Operational Level (Library material) Function 6 – (MROL) Maintenanc