What is the difference between a field variable and a local variable?
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I have a Person object with 5 variables and I want to store them in a file called Person.txt. What should I do?
What is design pattern and there types?
Explain throw keyword in java?
What part of memory - Stack or Heap - is cleaned in the garbage collection process?
Difference between a process and a program?
What is the old name of java?
What is method with example?
What is java virtual machine? Explain
when we create singleton design then we create private constructtor..so how JVM take private constructor to make object..but it's private..
How is hashcode calculated in java?
What is the basically use of finally while we know it is always executed but why?
What is the middleware?