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Senior Developer Java Interview Questions

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5,296 senior developer java interview questions shared by candidates

How do you detect and avoid memory leak in Java ? Can we interchange the @Controller and @Respository annotations in Rest Api ? Difference b/w Controller and RestController? Difference b/w Requestparam and PathVariable ? How can we make our RestApi secure ? What are the features of Java8? Program - Implementation of lambda function. Program - Given an arraylist of random values , provide an arraylist of unique values of original arraylist ? How can we run our test cases in CLI ? How can we ignore a particular testcase ? Explain Microservices Architecture ?
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Senior Java Developer

Interviewed at Accenture

3.7★
Oct 9, 2020

How do you detect and avoid memory leak in Java ? Can we interchange the @Controller and @Respository annotations in Rest Api ? Difference b/w Controller and RestController? Difference b/w Requestparam and PathVariable ? How can we make our RestApi secure ? What are the features of Java8? Program - Implementation of lambda function. Program - Given an arraylist of random values , provide an arraylist of unique values of original arraylist ? How can we run our test cases in CLI ? How can we ignore a particular testcase ? Explain Microservices Architecture ?

Core Java, oops concept and where it was used. Design patterns and solid principles. Some migration scenario based questions. Three coding questions. Springboot framework related questions and different annotations and where to use them. Security and JWT related questions. Micro service architecture questions. Current product working and challenges i faced and how I overcame those.
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22579476 Sr Java Developer C12

Interviewed at Citi

3.6★
Jan 31, 2023

Core Java, oops concept and where it was used. Design patterns and solid principles. Some migration scenario based questions. Three coding questions. Springboot framework related questions and different annotations and where to use them. Security and JWT related questions. Micro service architecture questions. Current product working and challenges i faced and how I overcame those.

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