Based on scenario you have to prepare the database model.
Senior Developer Java Interview Questions
5,296 senior developer java interview questions shared by candidates
some fixed set of questions around data structures. Balanced parenthesis, merge sort, linked list operations
diff between arraylist and hashmap?
What is enum in java?
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General questions on stacks and queues and other data structure concepts
Write a Java Rest API to validate a credit card
Jack and Jill were going through a jungle to the city. They encountered a monster who told them they will only be allowed to escape when they solve a puzzle for him. They didn’t have a choice so they agreed. He states the problem like : I have n buckets having 0 fruits in each bucket initially. I will give you n numbers denoting fruits required at nth position But you need to keep two simple rules: Either you can increment fruit count by 1 in each bucket i.e. Incremental Operation Or you can double the fruits in each bucket i.e. Doubling operation. Twist is - you cant decrease the bucket value either by subtraction or by dividing , only you can increment
1) 3 types of design pattern used in microservices architecture 2) NoSQL database experience 3) Internal working of hashmap
Singleton code , core java, spring boot, microservice
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