First telephonic screening and asked more on AWS components like Hystrix, Ribbon, Eureka Server and Cassandra. 2nd round in person asked on more threading questions, use cases question and finally coding question

1st Round: Telephonic Round : Screening on AWS Components, What do you mean Hystrix, Ribbon Name, Eureka Server and Cassandra.

2nd Round: In -person Three person took my interview. One person from management team asked more AWS components. Second person: Cassandra based questions like how the data will be inserted across all nodes. Coding question : Move all zeroes to end of array with complexity Third person: Use case questions like one of the service didn't send the response on time then what will you
do? Thread based question like one thread prints even number and other thread odd number, output need to prints sequentially like 1,2,3,4.....