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Java Tech Lead Interview Questions
94 java tech lead interview questions shared by candidates
What are spring actuators in the spring framework?
A. First round : 95 min., Screen monitor assessment test mainly focus on medium to hard level DS question picked up from Leetcode and UML design implementation like Vending Machine designing. B. Second Round: 55 min. a. Project Architecture. b. Rest URI Question. c. Data consistency problem with solution when two DB are inlvolved. d. Rest WS security. e. Oauth 2.0- Full Implementation in depth multiple questions. f. Scenario base question on Rest WS implementation. g. AWS question(I have mentioned, that I have not worked on it, still asking question ). h. Devops Questions related to branching and involvement. i. DB questions related to designing of tables Third Round:40 min., has been told would be related to Managerial round but turned out to be technical. a. Again Intro+Project Archit. b. Breaking application into Micro-services and provide its design implementation. c. AWS questions, irrespective of no where mentioned in CV. d. Roles and responsibility etc. HR round: 15 min.
Spring boot, configuration, dependencies, annotations etc..
Exceptions , Java 8 , Collection . Should be very good & core knowledge on these .
Current role
ways to create thread? explain g1 garbage collector explain memory leak, simple program to create leak @repo vs @service vs @bean rest service annotation circular dependency in spring beans init method in spring @autowired and qualifiers try with resources
The customer/stakeholder is asking for a time estimate to develop a new feature. What do you reply?
Mainly Java questions from basics to advanced, key OOPS concepts.
Concept sur les api et le cloud native. Quest ce qu'une api gateway l'utilité principale du move to cloud et du cloud native les strategies de migration vers le cloud et de minimisation des coûts.
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