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Core Java Developer Interview Questions

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90 core java developer interview questions shared by candidates

Interview process was Easy, Java 8 features , Lambda expressions, Functional interface, Optional class, How to achieve Immutability, SCP area Heap area Fibonacci program, Rest APi Post Put Get Delete Patch @Qualifer Annotation HashMap internal working and HashMap related program Can you have try with catch ? Have you worked on any feature that helped client? How you worked on 8 story points ?
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Core Java Analyst

Interviewed at Deloitte

3.8★
Nov 10, 2021

Interview process was Easy, Java 8 features , Lambda expressions, Functional interface, Optional class, How to achieve Immutability, SCP area Heap area Fibonacci program, Rest APi Post Put Get Delete Patch @Qualifer Annotation HashMap internal working and HashMap related program Can you have try with catch ? Have you worked on any feature that helped client? How you worked on 8 story points ?

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