What is difference between call by value and call by reference?
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In the below example, how many string objects are created?
Difference between Choice and a List?
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Explain notify() method of object class ?
What is the difference between JDBC 1.0 and JDBC 2.0?
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Explain the difference between treeset and treemap in java?
Write a program to print 15 random numbers using foreach of java 8?