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Technical Lead Java Interview Questions

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595 technical lead java interview questions shared by candidates

AWS SQS Microservice to microservice transactions Multithreading Concepts Kafka (Consumer groups) SQL DB designing. Java 8 version and java 11 Patterns used in microservice Familiarity with async API How do you share AWS secrets And how to connect from spring boot java to AWS. - challenges in your project - which frontend technologies did you use - types of EC2 instances - what is EMR? - what is cloudtrail? - describe how you used AWS in your previous project - default storage class for S3 - what types of databases are in AWS - can you use postgres in AWS - what is SQS 1. AWS questions were asked 2. What is the first level and second level cache in Hibernate? How do they work? 3. Questions around Agile practices 4. Difference between flat map and map in java 5. @SpringBootApplication annotation It was on the same concepts you mentioned. mostly microservices and communication between them with AWS secrets and EC2 service questions. he also asked on react components prompts 1. Some questions were from my past projects. 2. Few questions from how I implemented AWS services in my project 3. Some AngularJS technical questions
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Lead Java Developer

Interviewed at Infosys

3.6★
Mar 27, 2024

AWS SQS Microservice to microservice transactions Multithreading Concepts Kafka (Consumer groups) SQL DB designing. Java 8 version and java 11 Patterns used in microservice Familiarity with async API How do you share AWS secrets And how to connect from spring boot java to AWS. - challenges in your project - which frontend technologies did you use - types of EC2 instances - what is EMR? - what is cloudtrail? - describe how you used AWS in your previous project - default storage class for S3 - what types of databases are in AWS - can you use postgres in AWS - what is SQS 1. AWS questions were asked 2. What is the first level and second level cache in Hibernate? How do they work? 3. Questions around Agile practices 4. Difference between flat map and map in java 5. @SpringBootApplication annotation It was on the same concepts you mentioned. mostly microservices and communication between them with AWS secrets and EC2 service questions. he also asked on react components prompts 1. Some questions were from my past projects. 2. Few questions from how I implemented AWS services in my project 3. Some AngularJS technical questions

Programming Test 1.write a program check if the expression isbalanced or not? 2. AAAABBBCCDDDD you have to print it as 4A3B2C4D 3.find the count of longest sequence number in arrays {1,5,7,8,3,1,2,3,4,5,9} , answer is 5, {1,2,3,4,5} 4. Implementation of Blocking queue enque and deque methods
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Technical Lead - Java

Interviewed at Applied Materials

3.9★
Jul 24, 2018

Programming Test 1.write a program check if the expression isbalanced or not? 2. AAAABBBCCDDDD you have to print it as 4A3B2C4D 3.find the count of longest sequence number in arrays {1,5,7,8,3,1,2,3,4,5,9} , answer is 5, {1,2,3,4,5} 4. Implementation of Blocking queue enque and deque methods

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