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Java Senior Interview Questions
6,010 java senior interview questions shared by candidates
Mainly questions around core java, coding question on ds and algo, spring boot questions, microservices questions.
Common questions about Java, Spring, DBs. Live coding - implementing concurrent ring buffer in TDD approach
How can we resolve merge conflicts
They designed a problem that was related to a database query to show a report to the user.
About yourself, basic java questions and spring
Do you know how does HashSet work?
Sub topics for interviews: Core Java, Spring, SpringBoot, Design Patterns, Live coding, SOLID design principles, ACID properties, Use case based short design questions, AWS, Spring Cloud, REST API, etc.
In technical interview, I am asked the questions below; 1. Code reviewing. how to write clean code. 2. methodology, agile, how do you implement agile, which tools do you employ, deployment process etc. 3. OOP questions (inheritance, IS A, HAS A etc.), SOLID principles 4. which design patterns did you implement before 5. some Java specific questions about heap, memory JVM etc. 6. Collections API. HashMap, importance of hashCode and equals methods, how hashmap put a new entry and gets it (buckets) 7. Coding challenge: Given a non-negative number represented as an array of digits, add 1 to the number ( increment the number represented by the digits ). The digits are stored such that the most significant digit is first element of array.
Difference between coupling and cohesion, and asynchronous and synchronous method. They somehow did not clicked with me during interview. Also different approaches to the architecture of skype was also complex
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