Basic core java questions and simple programs(what will be the answer for given pseudo code)
Java Lead Interview Questions
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How do rate yourself in Java
Mostly asked java 8 features like functional interface, optional class etc. In Spring Boot asked annotation work.
Probmea 1 Dado un String con muchas palabras contar cuantas palabras existen de cada una, si estan repetidas tambien se contabilizaran.
*Explain concurrentHashMap. *What is @SpringBootApplication annotation ? *diffrence between load and get() in hibernate. *how to manage 2 databases for single microservice *return type of hash is *return type of equals is ? *junit which dependency *how to write junit for static method *@Component *Streams functions *What is spring actuator *@Transactional
it's fine you don't have work but as a candidate it takes a lot..out time, knowledge,hopes and efforts
Explain class Loader in java
1) How to convert ArrayList to Array ? 2) Iterator and Iterable 3) Interfaces and Abstract classes, marker interface. 4) SQL Aggregate functions 5) Agile methodologies.
Basic Java core and OOPS concepts Fundamentals Data structure
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