Platform Engineer Interview Questions

3,052 platform engineer interview questions shared by candidates

1. What is immutable class 2. Describe use cases of immutable in Java 3. For which scenario, you will create immutable class- Think of Scenario. 4. What are existing immutable class in Java except String. 5. How does JVM gets to know the memory location of Hashmap internally. - Cache. How does JVM stores Cache.
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Senior Associate Platform L2

Interviewed at Publicis Sapient

3.4
Apr 29, 2023

1. What is immutable class 2. Describe use cases of immutable in Java 3. For which scenario, you will create immutable class- Think of Scenario. 4. What are existing immutable class in Java except String. 5. How does JVM gets to know the memory location of Hashmap internally. - Cache. How does JVM stores Cache.

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