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Interview questions on General.
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1. Suppose you have 20+ microservices. How do you maintain runtime parameters like DB details and other global configurations? What is the best way to handle such use-cases?
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2. What is the purpose of the @Profile annotation, and how do you use it?
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3. What is a Config Server and ConfigMap, and why do we use them in microservices?
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4. 🔄 When to Use What?
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5. What is the @Primary annotation in Spring?
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6. Can we provide a default value using @Value?
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7. In production, your app frequently exhausts DB connections. How would you tune HikariCP for 100 active connections?
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8. What are the possible ways to call remote APIs using REST? Have you used third-party clients?
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9. What is REST? How does it work?
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10. What does @EnableJpaRepositories do in Spring Boot?
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