What if we insert with key null to a HashMap?
Technical Lead Senior Java Software Engineer Interview Questions
6,678 technical lead senior java software engineer interview questions shared by candidates
About the topics as mentioned in description. Gave one little code using lambda expression to find the problem. Then gave another code & asked to reduce its number of lines to one line using jdk8 feature.
It was almost all the basic technical questions on JAVA, web services, linux and SQL databases.
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public static void main(String[] args){ int x = 5; char y = 9; System.out.println( x + y ); // asked for output or compilation errors if any }
Can we use the static variables inside static methods?
How will you convert a monolithic application to Microservices way. How will you deploy your microservices on AWS, though I said I haven't done this, so on this he said that think he being my manager has given this task to me.
What are the 4 Pillars of OOP
Java collections, Serialization, Servlets, Spring core and mvc, hibernate caching, Agile Scrum, stored procedure, easy to medium questions
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