What is a lock or purpose of locks in java?
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we r taking <load-on-startup>0</load-on-startup> <load-on-startup>1</load-on-startup> in deployment descripter for loading servlets like serv1 N serv2? so 'll it take serv1 or serv2
What is difference between static method and static variable?
What do you understand by abstract classes?
What is use of functional interface in java 8? Explain
garbate collector(GC)?
How many bytes is a string java?
Is it possible to write static method in abstract class? justyfy your answer?
What do you understand by the term string pool?
How many return statement are allowed in a function?
Is java free for businesses?
What is the use of keywords in java?
Is JRE required to compile Java files ?