Java Interview Questions

Java Interview Questions
Java Interview Questions site attempts to discuss core java IT technical interview questions in detail. These are some of the java job interview questions that were asked in various java interviews. Questions from different people and communities are consolidated in place for your convenience.

Java Interview Questions



Question: What is the difference between an Interface and an Abstract class?
Question: What is the purpose of garbage collection in Java, and when is it used?
Question: Describe synchronization in respect to multithreading.
Question: Explain different way of using thread?
Question: What are pass by reference and passby value?
Question: What is HashMap and Map?
Question: Difference between HashMap and HashTable?
Question: Difference between Vector and ArrayList?
Question: Difference between Swing and Awt?
Question: What is the difference between a constructor and a method?
Question: What is an Iterator?
Question: State the significance of public, private, protected, default modifiers both singly and in combination and state the effect of package relationships on declared items qualified by these modifiers.
Question: What is an abstract class?
Question: What is static in java?
Question:
What is final?

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