Can we create a constructor in abstract class?
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How does compareto work in java?
Which method you will use to create a new file to store some log data. Each time a new log entry is necessary, write string to the file in java ?
what are the different access specifiers that can be used by interfaces and abstract classes? can anyone give me detailed description on this
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What do you mean by object?
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IN java collections we have both interfaces and classes. instead of using interfaces why we can't use classes only like that why we can't use interfaces only. why we need two things interface and class.
Explain about collection interface in java?
How many types of operators are there?
Why we use static and synchronized in method for single thread model example: public static synchronized add(){}
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