[Free] 2018(Jan) EnsurePass Testinsides Oracle 1z0-853 Dumps with VCE and PDF 91-100

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Java Standard Edition 5 Programmer Certified Professional Exam

Question No: 91 – (Topic 1)

Given:

  1. public static Collection get() {

  2. Collection sorted = new LinkedList();

  3. sorted.add(quot;Bquot;); sorted.add(quot;Cquot;); sorted.add(quot;Aquot;);

  4. return sorted;

15. }

  1. public static void main(String[] args) {

  2. for (Object obj: get()) {

  3. System.out.print(obj quot;, quot;);

19. }

20. }

What is the result?

  1. Compilation fails.

  2. A, B, C,

  3. The code runs with no output.

  4. An exception is thrown at runtime.

  5. B, C, A,

Answer: E

Question No: 92 – (Topic 1)

Click the Exhibit button. Given this code from Class B:

  1. A a1 = new A();

  2. A a2 = new A();

  3. A a3 = new A();

  4. System.out.println(A.getInstanceCount()); What is the result?

Ensurepass 2018 PDF and VCE

  1. Compilation fails because of an error on line 28.

  2. Line 28 prints the value 3 to System.out.

  3. Compilation of class A fails.

  4. Line 28 prints the value 1 to System.out.

  5. A runtime error occurs when line 25 executes.

    Answer: C

    Question No: 93 – (Topic 1)

    Given:

    1. package test; 2.

  1. class Target {

  2. public String name = quot;helloquot;; 5. }

    What can directly access and change the value of the variable name?

    1. only the Target class

    2. any class in the test package

    3. any class that extends Target

    4. any class

      Answer: B

      Question No: 94 – (Topic 1)

      Given:

      1. public class Plant {

      2. private String name;

      3. public Plant(String name) { this.name = name; }

      4. public String getName() { return name; } 5. }

  1. public class Tree extends Plant {

  2. public void growFruit() { }

  3. public void dropLeaves() { } 4. }

    Which statement is true?

    1. The code will compile if public Plant() { this(quot;fernquot;); } is added to the Plant class.

    2. The code will compile if public Plant() { Tree(); } is added to the Plant class.

    3. The code will compile if public Plant() { Plant(quot;fernquot;); } is added to the Plant class.

    4. The code will compile without changes.

    5. The code will compile if public Tree() { Plant(); } is added to the Tree class.

      Answer: A

      Question No: 95 DRAG DROP – (Topic 1)

      Click the Task button.

      Ensurepass 2018 PDF and VCE

      Answer:

      Ensurepass 2018 PDF and VCE

      Question No: 96 – (Topic 1)

      Given:

      1. class SuperClass {

      2. public A getA() {

      3. return new A(); 4. }

5. }

  1. class SubClass extends SuperClass {

  2. public B getA(){

  3. return new B(); 9. }

    10. }

    Which statement is true?

    1. Compilation will always fail because of an error in line 8.

    2. Compilation will succeed if A extends B.

    3. Compilation will succeed if B extends A.

    4. Compilation will always fail because of an error in line 7.

Answer: C

Question No: 97 DRAG DROP – (Topic 1)

Click the Task button.

Ensurepass 2018 PDF and VCE

Answer:

Ensurepass 2018 PDF and VCE

Question No: 98 – (Topic 1)

Given:

  1. class Line {

  2. public class Point { public int x,y;}

  3. public Point getPoint() { return new Point(); }

13. }

  1. class Triangle {

  2. public Triangle() {

  3. // insert code here

17. }

18. }

Which code, inserted at line 16, correctly retrieves a local instance of a Point object?

  1. Line.Point p = Line.getPoint();

  2. Point p = (new Line()).getPoint();

  3. Point p = Line.getPoint();

  4. Line.Point p = (new Line()).getPoint();

    Answer: D

    Question No: 99 – (Topic 1)

    Given:

    1. public class Threads4 {

    2. public static void main (String[] args) {

    3. new Threads4().go(); 4. }

  1. public void go() {

  2. Runnable r = new Runnable() {

  3. public void run() {

  4. System.out.print(quot;fooquot;); 9. }

10. };

  1. Thread t = new Thread(r);

  2. t.start();

  3. t.start();

14. }

15. }

What is the result?

  1. An exception is thrown at runtime.

  2. The code executes normally, but nothing is printed.

  3. Compilation fails.

  4. The code executes normally and prints quot;fooquot;.

Answer: A

Question No: 100 – (Topic 1)

Which three statements are true? (Choose three.)

  1. A public static method in class X can be called by a subclass of X without explicitly referencing the class X.

  2. A non-static public final method in class X can be overridden in any subclass of X.

  3. A private static method can be called only within other static methods in class X.

  4. A protected method in class X can be overridden by any subclass of X.

  5. A protected method in class X can be overridden by a subclass of A only if the subclass is in the same package as X.

  6. A method with the same signature as a private final method in class X can be implemented in a subclass of X.

  7. A final method in class X can be abstract if and only if X is abstract.

Answer: A,D,F

Topic 2, Volume B

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