1:What is your project architecture? 2:How do you map an exception to error message? 3:I have 2 interfaces. and 1 subclass that implements these two interfaces.I want a subclass of the class which should have features of only 1 of the interfaces.How to achive this in java. 4:What is mutable?What are its disadvantages or advantages ? 5:How to use multiple configuration file in spring? 6:Which methods should your class implement to be a key ?
What is the difference between Dynamic binding and static binding, Can we have private constructor, can we overloaded Main method, Difference between Hashmap and Tree map, Difference between arraylist and linkedlist, Usage of transient keyword, In SQL- Why we use group by ? And ask me to write a query where i have to combine two tables(normal inner join and group by clause), second he ask me various joins , and when to use subquery and when to use joins
what is an abstract class?
Design patterns
What is Garbage Collection?
Program a Hashmap. Code has to be in JAVA and compile.
What do you know about the company?
I was not able to explain the workflow
questions from OOPS concept and Threads
Spring boot and microservice, SQL queries
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