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Jr Java Developer Interview Questions

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3,801 jr java developer interview questions shared by candidates

JAVA: Annotations - what are they and what are they good for, how to read them? Collections - hierarchy, interfaces and main classes implementing them. Generics JVM's memory management - how an object's life cycle looks like? PLS/SQL: Cursor - what is is, what is it good for? Transaction handling - types, benefits. Index - when to use?
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Junior Java Developer

Interviewed at Qualysoft

4★
Apr 1, 2017

JAVA: Annotations - what are they and what are they good for, how to read them? Collections - hierarchy, interfaces and main classes implementing them. Generics JVM's memory management - how an object's life cycle looks like? PLS/SQL: Cursor - what is is, what is it good for? Transaction handling - types, benefits. Index - when to use?

Tested knowledge on basic OOP principles, hash table usage, writing classes and function signatures and some basic mathematical questions. Example question: Write a function that takes two strings and returns a boolean indicating if they are permutations or not
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Junior Java Developer

Interviewed at The Home Depot

3.7★
Mar 22, 2018

Tested knowledge on basic OOP principles, hash table usage, writing classes and function signatures and some basic mathematical questions. Example question: Write a function that takes two strings and returns a boolean indicating if they are permutations or not

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