What is the difference between Array and Hash Table?
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Why is logger singleton?
We have two methods to create methods the threads. 1. Implementing runnable interface 2. Extending to thread class and overriding run method. Among these two which one is better and why? Please explain me in detail.
why java does not support unsigned keyword?
How can be define MARKER interfce in java
Write a program that takes a 5 digit number and calculates 2 power that number and prints it.
can u handle an error if u write Thowable in the catch class lise try { some errorneous code }catch(Throwable e){ ...}
How many threads can I run java?
what are three ways in which a thread can enter the waiting state? Or what are different ways in which a thread can enter the waiting state? : Java thread
What is argument in java?
What are unchecked exceptions in java?
When is an object in the mean to garbage collection?
What are the different ways of creating thread?