Can we extend singleton class?
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In collection sorting comparable and comparator interface will be used..but why this two interfaces required..two will work same purpose so why there are two interfaces instead of one?when to use comparator and when to use comparable?
What are the benefits of immutable objects?
Explain what access modifiers can be used for variables?
what is custom tags with example?
What is the integer of 16?
What is the unit of plancks constant?
Can we use catch statement for checked exceptions?
What is the technique adopted to create an immutable class?
Is age a discrete variable?
What is the final keyword in java?
What is a condition in java?
Where local and global variables are stored?