What is the difference between jdk and jre?
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Is singleton a bad practice?
How many types of literals are there in JAVA?
Can a constructor call another constructor?
What is the use of static methods?
Is string a data type in java?
Why super is first line in java?
which of tha following is not a thread safe class? a) ArrayList b)Vector c)HashTable d)None
How do you sort arrays in java?
what do you understand by synchronization? Or what is synchronization and why is it important? Or describe synchronization in respect to multithreading? Or what is synchronization? : Java thread
What is string data type?
What is parsing in java?
How many bytes is string in java?