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Junior Java Engineer Interview Questions

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3,955 junior java engineer interview questions shared by candidates

They asked a lot about SQL and tables (how to retrieve data, search and store certain information ), some questions about networks and hash functions, digital certificate. Asked a lot about projects I made (I have no exp).

Junior Java Developer

Interviewed at Cyber Observer

4.1★
Jan 4, 2022

They asked a lot about SQL and tables (how to retrieve data, search and store certain information ), some questions about networks and hash functions, digital certificate. Asked a lot about projects I made (I have no exp).

Q1: What is the purpose of the transient keyword in Java, and in what scenarios would you use it? Q2: Can a Java class be both abstract and final? Why or why not? Q3:What is the purpose of the ClassLoader in Java, and how does it contribute to dynamic class loading?
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Junior Java Developer

Interviewed at Luxoft

3.7★
Sep 20, 2023

Q1: What is the purpose of the transient keyword in Java, and in what scenarios would you use it? Q2: Can a Java class be both abstract and final? Why or why not? Q3:What is the purpose of the ClassLoader in Java, and how does it contribute to dynamic class loading?

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