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SUNSHINE AIRLINE COMPANY
The ER Diagram for the SUNSHINE AIRLINE COMPANY is based on the following:
- For each airplane type,we keep track of a unique airplane type ID (AirplaneTypeID) ,number of engines (NoOfEngines) ,and number of seats (NoOfSeats) .
- For each airport,we keep track of a unique airport ID (AirportID) ,and the length of the main runway (LengthOfRunway) .
- Each airplane type is able to land at one airport at least,but may be able to land at many airports.Each airport accommodates landing of at least one airplane type,but may accommodate landing of more airplane types.
This ER diagram will be used for the following questions citing SUNSHINE AIRLINE ER Diagram.
-In the ER Diagram for the SUNSHINE AIRLINE COMPANY,which two words should replace yyy and zzz?
Lakes
Large bodies of water surrounded by land, not directly connected to the sea, varying in size, depth, and ecosystem.
Cultural Eutrophication
The process by which a water body becomes overly enriched with minerals and nutrients (mainly from runoff) leading to an explosion in algae growth, which can deplete oxygen levels in water bodies.
Advanced Waste
Waste products that have undergone sophisticated treatment or processing, often to reduce toxicity or enhance disposability.
Sewage Discharge
The release of wastewater from domestic, commercial, or industrial sources into the environment, often requiring treatment to remove contaminants.
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