Question: specific skill ( e . g . , a lathe must be maintained by a mechanic ) . Problem 4 : Draw an ER diagram

specific skill (e.g., a lathe must be maintained by a mechanic).
Problem 4: Draw an ER diagram to represent the following entity vopes and the maturah mathanaph
Rail-vehicle, Road-vehicle, Car, Airplane, Bicycle.
specific skill ( e . g . , a lathe must be

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