1- Difference Between ArrayList - LinkedList - vector? 2- Mention Exception Hierarchy. 3- Ways to create threads and how to share data between them
Java Junior Interview Questions
4,079 java junior interview questions shared by candidates
Explain how your solution is able to achieve x
Self introduction Oops concepts Core language concepts
Wieso nutzt man für Arrays oder Listen nicht einfach Object anstatt eines konkreten Typen.
How do you test your own code?
Se um colega de time quisesse usar uma arquitetura orientada a serviços e você achasse que uma arquitetura orientada a eventos seria melhor, como faria para convencê-lo?
how I would have behaved in some situations with the team, my work experience, my studies
Written test: 15 logical test(multi-optional test) + java based questions. Java based questions like some about RDBMS, maven options, JVM options, implement Singleton, dirty read, prepared statement VS callable statement differences, HashMap VS Map differences etc. First round interview: Ask like data collections, when to use different collections, and what is the ArrayList implementation, also ask a code writing for reverse String. What is HashSet and some questions about hashcode. Second round interview: No technical questions, only what is your strength what is your weakness and why your teammates like you and do you have any questions?
What do you mean by 3NF in DBMS? What is the operating system? What is the difference between Java and C++?
Java, OOP concepts and SOLID.
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