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225 solution developer interview questions shared by candidates

How will you handle failover in case of name node and data node in Hadoop? What components of the Hadoop ecosystem are you familiar with? how will you optimize the data usage in data nodes? what is resampling in machine learning? What are different resampling techniques? What is Jack Knife resampling? What is the use of regularization? What are different regularization techniques? How to test the prediction in case of multiple regression? What is the difference set and HashSet? Will we be able to add duplicate data in hashes? What are differences between map and hashmap? What is the lookup time for hashmap? What is the difference between abstract and interface? What is functional Interface? Where do we use the abstract class? Difference between finally and finalize? Where will you use C, Java, and python? Why is python getting more popularity than Java nowadays? Tell about different javascript frameworks and where they should be used? What is the difference between the Get and Post request? Will we use get/post for sending usernames and password? What are Design patterns, explain some of them?
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Solution Developer, CDC Omnia

Interviewed at Deloitte

3.8★
Dec 5, 2018

How will you handle failover in case of name node and data node in Hadoop? What components of the Hadoop ecosystem are you familiar with? how will you optimize the data usage in data nodes? what is resampling in machine learning? What are different resampling techniques? What is Jack Knife resampling? What is the use of regularization? What are different regularization techniques? How to test the prediction in case of multiple regression? What is the difference set and HashSet? Will we be able to add duplicate data in hashes? What are differences between map and hashmap? What is the lookup time for hashmap? What is the difference between abstract and interface? What is functional Interface? Where do we use the abstract class? Difference between finally and finalize? Where will you use C, Java, and python? Why is python getting more popularity than Java nowadays? Tell about different javascript frameworks and where they should be used? What is the difference between the Get and Post request? Will we use get/post for sending usernames and password? What are Design patterns, explain some of them?

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