What is difference between identifier and variable?
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What is file class and what is its purpose?
How do you change an int to a string?
What is abstraction with strong example program? (not a general program)
Can we sort hashset in java?
What are the benefits of immutable objects?
Is ResultSet class?
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Q) I have a ArrayList object, in that object i have added 5 integer values, 5 float values, 5 string values. Now question is how can delete particular type of data ( i.e all int values or all float values or string values) in that list object at a time?
What is literal example?
Is arraylist dynamic in java?
What is a marker interface?
what is the collable collections in java?
How do you define a set in java?