Eastern Software Solutions Interview Question: Explain the four pillars of OOPs with examples. Difference between JDK, JRE, and JVM. What are Java Collections? Explain List, Set, and Map with examples. Difference between HashMap and HashSet. What is the difference between String, StringBuilder, and StringBuffer?

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Eastern Software Solutions

Eastern Software Solutions Software Engineer Trainee interview

Eastern Software Solutions interview question

Software Engineer Trainee Interview

Explain the four pillars of OOPs with examples. Difference between JDK, JRE, and JVM. What are Java Collections? Explain List, Set, and Map with examples. Difference between HashMap and HashSet. What is the difference between String, StringBuilder, and StringBuffer?

Eastern Software Solutions interviews

Eastern Software Solutions

Eastern Software Solutions interview question

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