MasterCard Java Developer Interview Questions and Answers

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Q1. Deep knowledge of java 8 required and dbms basic.
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Q2. Deep knowledge of springboot required
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Design text editor, one problem, explain while you code.

Q1. Based on your resume
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Create a resp api with one endpoint which return responseentity

Q1. Async rest endpoint, multi threading, thread pool, spring boot templates
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Q2. Architecture of current project
Ans. 
The architecture of the current project follows a microservices design pattern with separate services for different functionalities.
• Utilizes RESTful APIs for communication between services

• Uses Docker containers for deployment and scalability

• Implements service discovery and load balancing with tools like Eureka or Consul
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There were some questions related to core java and new features introduced in java-8, the oops concept, and the internal working of HashMap. one coding question related to string.