1) Write a URL shortener 2) Concurrency questions: volatile, atomics, thread-safe containers, deadlocks. 3) Design a backend for a new feature in an existing mobile app that issues new cards and tracks delivery.
Java Back End Developer Interview Questions
156 java back end developer interview questions shared by candidates
What is the difference between Java and JavaScript? Some basic knowledge on multi-thread, can't remember. If you have 1000 2d points as a tuple like (x1, y1) how could you store these points and count the number of occurrence of each position efficiently?
Explain your Projects? print pattern without using loop?
Please demonstrate the difference btween UDP and TCP.
What is the difference between TCP and UDP in socket programming?
What is the lasy fetching in hibernate?
Comment tracer les erreurs dans le code ?
oop concepts. sample oop code to explain
write code for DFS , BFS
What was your biggest challenge? how you were to cope with a co-worker?
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