2) Enum in Java are reference type like class or interface and you can define constructor, methods and variables inside java Enum which makes it more powerful than Enum in C and C++ as shown in next example of Java Enum type.
Thanksgiving in 2015 is on Thursday, the 26th of November. In the United States, Thanksgiving is always celebrated on the fourth Thursday of November.
The fourth Thursday in November is the day when the United States celebrates Thanksgiving. This means that only the United States is celebrating that particular day. There are many other countries that also have a day of Thanksgiving, but they celebrate on different dates.