Data base query optimization
Java Senior Interview Questions
6,025 java senior interview questions shared by candidates
normal java questions and restful service questions
Leet code java problems were asked. But not DSA. Basic java questions like final, hashmap,synchronised,concurrenthashmap,why segmentation should be less in concurrent hashmmap.
All are expected questions. They asked about Multithread concepts, ThreadPool, Asserting, JDBC, Hibernate advantages and mapping configuration.
Previous project experience, Oops concepts , multi threading, Java 8 features, Message queuing.
Hashmap with sting literal and new string as key what will be the size?
Executor framework, Concurrent hashmap?
There were some code snippets related to hasmap and asked their output with reasons. questions related to asynchronous communication between microservices.
about multithreading and collection, oops concept , wrapper classes concept
Explain the home task solution.
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