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{"ops":[{"insert":"Design and draw UML class diagram with attributes, behavior, and class relationships for\nthe following scenario. Model a system for an airline management system that manages\nflights and pilots. An airline operates flights. Each airline has an ID. Each flight has an\nID, a departure airport and an arrival airport. An airport as a unique identifier. Each flight\nhas a pilot and a co-pilot, and it uses an aircraft of a certain type. A flight also has a\ndeparture time and an arrival time. An airline owns a set of aircrafts of different types. An\naircraft can be in a working state or it can be under repair. In a moment an aircraft can, be\nlanded or airborne. A company has a set of pilots: each pilot has an experience level:1 is\nminimum, 3 is maximum. A type of aircraft may need several pilots, with a different role\n(e.g.: captain, co-pilot, navigator).\n"}]}
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