Oracle certified professional java SE II developer : practice test 
Scott Selikoff. 
 -  John Wiley & Sons, Inc.  2021 
 - xxi, 580 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>978-1-11969613-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Java (Computer program language) -- Examinations -- Study guides.
<br/><br/><label>Dewey Class. No.: </label>005.133 S4658 2021