When would you usue ArrayList vs LinkedList
Sr Java Developer Interview Questions
5,581 sr java developer interview questions shared by candidates
normal java interview questions and springboot framework
java 8 lemda function implementation to compare and sort array
Merge two sorted array upto a given number of elements for both the array
R1: - 2 medium level leetcode problems (30 mins and 45 mins) R2: - Questions about experience, whats and whys - Given a function sendMessage(sender, message), how to implement scheduled message functionality R3: - How does concurrent hashmap work? - What is https and explain its working and benefit - What is jwt auth? What is oAuth? - What are spring interceptors and filters and what's the difference. R4: Given a system, say twitter, how to create a blacklist checking mechanism. For each country, see whether govt has blacklisted the IP using a govt provided API that returns yes/no when IP is provided. If an IP is blacklisted, don't allow access to the system. Blacklist updates every 24 hours. What's the best implementation for scale?
Creating a custom implementation of HashSet
Which tags have you used in spring framework??
Explain a basic docker script.
1) Problem around max index difference from the given array of numbers. 2) Problem around Tower of Hanoi 3) Problem to find the farthest minimum number.
Basic coding concepts, loops, arrays, data structures, OOPs, etc.
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