Card 61 / 76: What is the correct method signature for class Z if it uses interface A?
A)
public class Z inherits A{ … }
B)
public class Z extends A{ … }
C)
public class Z implements A{ … }
D)
public class Z uses A{ … }
Answer:
C) public class Z implements A{ … }
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A, B, and D are incorrect.
A and D are incorrect because inherits and uses are made-up terms.
B is incorrect because extends is used for classes, not interfaces.
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