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Senior Developer Java Interview Questions

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5,303 senior developer java interview questions shared by candidates

* MultiThreading How you used in your project . * How to make a class Synchronized. * * MultiThreading How you used in your project . * How to make a class Synchronized. * Synchronization keyword * Lock and Notify  * Volatile keyword * wait and Notify  * Concurrent Collection where it is used in your project  * * Collections questions * What are the collections you used  * Internal working of HashSet * What if two Objects returns the same Hashcode

If multiple thread accessing two synchronized methods increment and getCounter * How to make a class thread safe
Singleton Design pattern and implementation  * * JAVA 8  * How to create Functional Interface * Use of Functional Interface * Streams implemenation using the employee  list example  * * REST API  * retrieve employee details and save employee details  * How you will implement the same  * @Valid annotation
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Senior Java Developer

Interviewed at Synechron

4.2★
Aug 30, 2021

* MultiThreading How you used in your project . * How to make a class Synchronized. * * MultiThreading How you used in your project . * How to make a class Synchronized. * Synchronization keyword * Lock and Notify  * Volatile keyword * wait and Notify  * Concurrent Collection where it is used in your project  * * Collections questions * What are the collections you used  * Internal working of HashSet * What if two Objects returns the same Hashcode

If multiple thread accessing two synchronized methods increment and getCounter * How to make a class thread safe
Singleton Design pattern and implementation  * * JAVA 8  * How to create Functional Interface * Use of Functional Interface * Streams implemenation using the employee  list example  * * REST API  * retrieve employee details and save employee details  * How you will implement the same  * @Valid annotation

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