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3 cards from this section. Quick, good the night before a test.
What is the Command Pattern used for?
Think of situations where you might want to undo an action.
Define encapsulation in the context of the Command Pattern.
How do you manage actions with command objects?
What does the Command Pattern encapsulate?
Think about how requests can be managed without directly invoking methods.
True or False: The Command Pattern can help implement undo-redo functionalities.
Consider how actions can be stored for users to reverse.
Design and implement a simple command pattern for a game application where players can perform actions like move, attack, and undo actions. Explain your design choices.
Think about how to encapsulate both the action and the ability to reverse it.
Create a transaction management system using the Command Pattern. Consider how you would handle multiple commands that depend on each other and how you would implement rollback functionality.
Consider how to maintain transaction integrity while allowing for reversibility.
5 more questions in this section. Enroll free to practise them all.
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