How will you test a search engine
Lead Developer Interview Questions
3,909 lead developer interview questions shared by candidates
What if we insert with key null to a HashMap?
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.
Find the units of snow can be trapped in the given array of building of various heights. It is like 'Trapping Rain Water' problem in Leetcode
Hashmap counting occurrences from string.
degna di nota, domanda MIA a LORO: "quali sistemi utilizzate per il tracking interno del lavoro"
What is new in Java 9?
finally face to face. this is 6 hour long and they will decide very quick the result. First is a Java test. expect to write long java programs with pen and paper. should write code accurately no psudo code java code. some of the questions were insert node in tree, find the bug in single linked list which is looping. Heavy multi threading concurrency questions. thread contention, java 5+ concurrency API lots of multi threading in depth questions. somof the questions ae when java does context switching explain what happens in CPU level1,level2,level3 cache. how do you optmize hit miss on cpu cache with java threading. questions about DB partition sharding, network topology in cassandra, clearly Big 0 questions. java concurrency concurrency collections framework questions I was asked to write on white board function in java to recursively delete files and then in a directory tree. Java code with semi colons command and perfect syntax was expected. boundary conditions need to be handled. unit tests were asked to be written.
Third Coding Round 1. Rotate matrix 90 angle 2. Find largest Kth element from an array.
Design the Vending machine using Microservices.
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