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Actual Oracle 1Z0-805 Exam Questions - Latest 1Z0-805 Dumps RealExamCollection.com

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Actual Oracle 1Z0-805 Exam Questions - Latest 1Z0-805 Dumps RealExamCollection.com

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  1. Upgrade to Java SE 7 Programmer Oracle 1Z0-805 Dumps For More 1Z0-805 Exam Information: https://www.realexamcollection.com/oracle/1z0-805-dumps.html

  2. Exam Details

  3. Question: 1 Which statement is true about the take method defined in the Watch Service interface? A. Retrieves and removes the next watch key, or returns null of none are present. B. Retrieves and removes the next watch key. If a queued key is not immediately available, the program waits for the specified wait time. C. Retrieves and removes the next watch key: waits if no key is yet present. D. Retrieves and removes all pending events for the watch key, returning a list of the events that were retrieved. Answer: C https://www.realexamcollection.com/oracle/1z0-805-dumps.html

  4. Question: 2 Which two statements are true about the walk File Tree method of the files class? A. The file tree traversal is breadth-first with the given File Visitor invoked for each file encountered. B. If the file is a directory, and if that directory could not be opened, the post Visit File Failed method is invoked with the I/O exception. C. The max Depth parameter’s value is the maximum number of directories to visit. D. By default, symbolic links are not automatically followed by the method. Answer: C, D https://www.realexamcollection.com/oracle/1z0-805-dumps.html

  5. Question: 3 Which code fragments print 1? A. String arr [] = {"1", "2", "3"}; List <? extends String > arrList = new LinkedList <> (Arrays.asList (arr)); System.out.println (arrList.get (0)); B. String arr [] = {"1", "2", "3"}; List <Integer> arrList = new LinkedList <> (Arrays.asList (arr)); System.out.println (arrList.get (0)); C. String arr [] = {"1", "2", "3"}; List <?> arrList = new LinkedList <> (Arrays.asList (arr)); System.out.println (arrList.get (0)); D. String arr [] = {"1", "2", "3"}; List <?> arrList = new LinkedList <?> (Arrays.asList (arr)); System.out.println (arrList.get (0)); E. String arr [] = {"1", "2", "3"}; List <Integer> extends String > arrList = new LinkedList <Integer> (Arrays.asList (arr)); System.out.println (arrList.get (0)); Answer: A, C https://www.realexamcollection.com/oracle/1z0-805-dumps.html

  6. Question: 4 What design pattern does the Drivermanager.getconnection () method characterize? A. DAO B. Factory C. Singleton D. composition Answer: B https://www.realexamcollection.com/oracle/1z0-805-dumps.html

  7. Question: 5 Given the code fragment: List<Person> pList = new CopyOnWriteArrayList<Person>(); Which statement is true? A. Read access to the List should be synchronized. B. Write access to the List should be synchronized. C. Person objects retrieved from the List are thread-safe. D. A Person object retrieved from the List is copied when written to. E. Multiple threads can safely delete Person objects from the List. Answer: C https://www.realexamcollection.com/oracle/1z0-805-dumps.html

  8. Upgrade to Java SE 7 Programmer Oracle 1Z0-805 Dumps For More 1Z0-805 Exam Information: https://www.realexamcollection.com/oracle/1z0-805-dumps.html

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