Which version of Java finalized the sealed class feature?
Answer
Java 17
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What is the maximum number of local variables allowed in a Java method (per JVM spec)?
Answer
65535
What is the name of the exception thrown when accessing a member of a null object?
Answer
NullPointerException
Which design pattern does the Iterator interface in Java implement?
Answer
Iterator
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What is the name of the exception thrown when accessing a member of a null object?
Answer
NullPointerException
Which annotation marks a method as deprecated?
Answer
@Deprecated