About Question enthuware.ocpjp.v8.-2-.1124 :
Posted: Fri Aug 03, 2018 9:36 am
Hi admin,ExecutorService allows you to execute a Callable.
Sorry, ExecutorService allows you to submit a Callable. Of course, execute in common language means the same thing, but the method in Executor is execute, whereas the method in ExecutorService is submit, and the method in SES is schedule.