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Q. Which of those is synchronized and does not allow null elements?
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Q. The ActionListener interface is used for handling action events,For example, it's used by a
Q. What is the output of the below Java code?
Q. The keyword used to create an object
Q. Which of these methods are used to register a keyboard event listener?
Q. What is the output of this program?
Q. Which of these method is used to find a URL from the cache of httpd?
Q. An enum variable in java can take ___ as the assigned value in Java.
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