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In programming, particularly in event-driven architectures, what is the role of a "listener" in relation to an "invoker"? A) A listener processes data and directly executes code, while an invoker waits for input. B) A listener waits for specific events or conditions to occur, while an invoker triggers or dispatches these events to the listener. C) A listener handles errors and exceptions, while an invoker manages user authentication. D) A listener stores data, while an invoker retrieves data from a database.
Sagot :
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