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Java: Interfaces

How do interfaces improve testability in Java applications?

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Java: Interfaces

Why does default methods in modern Java interfaces matter in this design?

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Java: Interfaces

How can a class resolve method signature conflicts from multiple interfaces?

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Java: Interfaces

Why do teams use interfaces over abstract classes in production code?

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Java: Interfaces

Why might you use a marker interface in Java?

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Java: Interfaces

How would you explain a functional interface in a Java interview?

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Java: Interfaces

How do interfaces enable multiple capabilities in Java?

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Java: Interfaces

Why are interfaces crucial for testability and substitution in Java applications?

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Java: Interfaces

Why is loose coupling important in software design?

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Java: Interfaces

When is an interface usually a better fit?

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