What are the different types of constructor?
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Do you need to import math in java?
Why do we need singleton class?
Which way a developer should use for creating thread, i.e. Sub classing thread or implementing runnable.
What are use cases?
What do you understand by the bean persistent property?
What are the important features of Java 9 release?
What is the difference between class & structure?
what is difference between throw and throws in exception?
System.out.println(101/14) what is the output? a)6 b)14 c)7.14 d)0
I want to re-reach and use an object once it has been garbage collected. Define how it’s possible?
What is replacefirst in java?
if arraylist size is increased from initial size what is the size of arraylist...suppose initial is 100 , if i add 101 element what is the size...