Free Oracle 1Z0-809 Exam Dumps

Here you can find all the free questions related with Oracle Java SE 8 Programmer II (1Z0-809) exam. You can also find on this page links to recently updated premium files with which you can practice for actual Oracle Java SE 8 Programmer II Exam. These premium versions are provided as 1Z0-809 exam practice tests, both as desktop software and browser based application, you can use whatever suits your style. Feel free to try the Java SE 8 Programmer II Exam premium files for free, Good luck with your Oracle Java SE 8 Programmer II Exam.

Question No: 31

MultipleChoice

Given the code fragments:

class ThreadRunner implements Runnable {

public void run () { System.out.print (''Runnable'') ; }

}

class ThreadCaller implements Callable {

Public String call () throws Exception {return ''Callable''; )

}

and

ExecutorService es = Executors.newCachedThreadPool ();

Runnable r1 = new ThreadRunner ();

Callable c1 = new ThreadCaller ();

// line n1

es.shutdown();

Which code fragment can be inserted at line n1 to start r1 and c1 threads?

Options

AFuture<String> f1 = (Future<String>) es.submit (r1);es.execute (c1);

Bes.execute (r1);Future<String> f1 = es.execute (c1) ;

CFuture<String> f1 = (Future<String>) es.execute(r1);Future<String> f2 = (Future<String>) es.execute(c1);

Des.submit(r1);Future<String> f1 = es.submit (c1);

Limited Time Offer

25%

Off

Get Premium 1Z0-809 Questions as Interactive Web-Based Practice Test or PDF