How do you calculate roots in java?
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When is the finalize() called? What is the purpose of finalization?
Explain about oops concepts.
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What is the entry point in Java, and how is it written?
Can anonymous class have constructor?
What are the steps in the jdbc connection?
What flag up means?
What is a numeric literal?
What are different access specifiers in java? Explain
What is string substring?
take any 4 input numbers. like 2345.. wanted out put is All 16 combinations of the number 2345.. for example- taking input as 4565 output- 5654 4556 4655..
2) Suppose there are 5 directories having lot of files (say txt files) in each directory. 2 things :- 2.1) You want to search for filenames which have a particular pattern. 2.2) Out of these filtered files you want to search for a particular keyword or a search string. How can you achieve this?
In which language java is written?
Core Java 
