When should you use arraylist and when should you use linkedlist?
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where singleton classes are used in j2ee web application.can we use it for connection pooling.
What is maximum size of arraylist in java?
What is stack explain?
Will set allow duplicates in java?
What are different types of expressions?
Explain the polymorphism principle?
What are memory tables?
What are Transient and Volatile Modifiers?
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In case of inheritance what is the execution order of constructor and destructor?
What is lazy initialization in java?
What is the default value of float and double datatype in java?
Is it correct to say that due to garbage collection feature in java, a java program never goes out of memory?