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Choose the best response for each of the following questions.
What is the primary purpose of events in C#?
Store data in memory for efficient access during runtime.
Define the structure of a class and its methods.
Enable communication between objects by notifying subscribers when something significant happens.
Which of the following statements correctly describes the relationship between events and delegates in C#?
Events use delegates to define the method signature for event handlers.
Use delegates only for subscribing to events but not for raising them.
Treat events and delegates as unrelated concepts in C# programming.
Imagine a developer creates a graphical user interface with a button. The button notifies other components when selected. What should the developer use to implement this functionality?
Use a static method in the button class to directly call methods in other components.
Define an event in the button class and allow other components to subscribe to it.
Create a global variable to store the state of the button and let other components check its value periodically.
Why is unsubscribing from events in C# important?
Prevent the event from being raised multiple times.
Ensure that the event publisher raises the event without errors.
Avoid memory leaks when the event publisher outlives the subscriber.
You must answer all questions before checking your work.
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