What are thread local variables?
why would you use a synchronized block vs. Synchronized method? : Java thread
What is a line separator in java?
for what purpose we use applets ?
What is the purpose of an interface?
What is return null in java?
Can we return null in java?
What is the purpose of using java.lang.class class?
primitive data types in Java ?
Differentiate between a constructor and a method? Can we mark constructors final?
What is byte code and why is it important to java’s use for internet programming?
What is the new line character?
What is System class and its purpose?