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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