What is main difference between the Throwable class and Runnable interface???

Answer 1

Throwable is about throwing run time exceptions whereas Runnable is about running threads for parallel processing.

Answer 2

Throwable class are the root or every error and execption built in java.

meanwhile Runnable class make the implemented class run in different thread

Answer 3

They are not similar in any way. Throwable has to do with exception handling(and other related things); Runnable has to do with threading.