What does the synchronized keyword in Java ensure?
- It ensures that a method is executed by multiple threads simultaneously, improving performance.
- It ensures that only one thread can execute a synchronized method at a time, preventing concurrent access.
- It guarantees that a method will be executed with a specific timeout.
- It guarantees that a method will throw an exception when accessed by multiple threads.
The synchronized keyword in Java ensures that only one thread can execute a synchronized method at a time. This synchronization prevents concurrent access to the method, making it thread-safe and avoiding data corruption. It doesn't allow multiple threads to execute the same synchronized method simultaneously.
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