Collection framework Hash map Hash table Hash Set Jdbc 7 steps Multithreading
Java Programmer Interview Questions
277 java programmer interview questions shared by candidates
Object oriented programming concepts ?
How do you create an array?
They were not easy with my gap in career
There may be questions related to performance improvement because the product is a social commerce product and expects to have heavy traffic on the website
Why does java be called object language?
Review of previous experiences sometimes delving into them if relevant to job opening, design patterns, database and SQL questions, and questions about how you work in a team and handle problems, so they can get to know you. Be polite and right to the point.
Basic theoretical questions about java such as why do you also overwrite hashCode when overwriting equals
Collections, Object methods, Spring framework, Aspect Oriented Programming, SAP Hybris.
SQL backend programming
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