[Free] 2017(Jan) EnsurePass Braindumps Oracle 1z0-853 Dumps with VCE and PDF 211-220

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Java Standard Edition 5 Programmer Certified Professional Exam

Question No: 211 – (Topic 3)

Given:

11. Float pi = new Float(3.14f);

12. if (pi gt; 3) {

13. System.out.print(quot;pi is bigger than 3. quot;);

14. }

  1. else {

  2. System.out.print(quot;pi is not bigger than 3. quot;);

17. }

  1. finally {

  2. System.out.println(quot;Have a nice day.quot;);

20. }

What is the result?

  1. pi is not bigger than 3. Have a nice day.

  2. pi is bigger than 3. Have a nice day.

  3. Compilation fails.

  4. pi is bigger than 3.

  5. An exception occurs at runtime.

Answer: C

Question No: 212 – (Topic 3)

Given:

  1. public class test {

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

  3. assert a.length == 1;

11. }

12. }

Which two will produce an AssertionError? (Choose two.)

  1. java -ea test file1 file2

  2. java -ea test

  3. java test

  4. java test file1

  5. java -ea test file1

  6. java -ea:test test file1

    Answer: A,B

    Question No: 213 DRAG DROP – (Topic 3)

    Click the Task button.

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    Answer:

    Ensurepass 2017 PDF and VCE

    Question No: 214 DRAG DROP – (Topic 3)

    Click the Task button.

    Ensurepass 2017 PDF and VCE

    Answer:

    Ensurepass 2017 PDF and VCE

    Question No: 215 – (Topic 3)

    Given:

    1. class TestA {

    2. public void start() { System.out.println(quot;TestAquot;); } 3. }

  1. public class TestB extends TestA {

  2. public void start() { System.out.println(quot;TestBquot;); }

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

  4. ((TestA)new TestB()).start(); 8. }

    9. }

    What is the result?

    1. TestB

    2. Compilation fails.

    3. TestA

    4. An exception is thrown at runtime.

Answer: A

Question No: 216 – (Topic 3)

Click the Exhibit button. Given:

  1. try {

  2. A a = new A();

  3. a.method1();

  4. } catch (Exception e) {

  5. System.out.print(quot;an error occurredquot;);

30. }

Which two statements are true if a NullPointerException is thrown on line 3 of class C? (Choose two.)

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  1. The code on line 5 of class A will execute.

  2. The code on line 5 of class B will execute.

  3. The application will crash.

  4. The exception will be propagated back to line 27.

  5. The code on line 29 will be executed.

    Answer: D,E

    Question No: 217 – (Topic 3)

    Given:

    1. package com.company.application; 2.

  1. public class MainClass {

  2. public static void main(String[] args) {} 5. }

    And MainClass exists in the /apps/com/company/application directory. Assume the

    CLASSPATH environment variable is set to quot;.quot; (current directory).

    Which two java commands entered at the command line will run MainClass? (Choose two.)

    1. java -classpath /apps/com/company/application:. MainClass if run from the /apps directory

    2. java com.company.application.MainClass if run from the /apps directory

    3. java -classpath . MainClass if run from the /apps/com/company/application directory

    4. java MainClass if run from the /apps directory

    5. java com.company.application.MainClass if run from the /apps/com/company/application directory

    6. java -classpath /apps com.company.application.MainClass if run from any directory

Answer: B,F

Question No: 218 – (Topic 3)

Given:

  1. static void test() throws RuntimeException {

  2. try {

  3. System.out.print(quot;test quot;);

  4. throw new RuntimeException();

15. }

16. catch (Exception ex) { System.out.print(quot;exception quot;); }

17. }

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

  2. try { test(); }

  3. catch (RuntimeException ex) { System.out.print(quot;runtime quot;); }

  4. System.out.print(quot;end quot;);

22. }

What is the result?

  1. test runtime end

  2. A Throwable is thrown by main at runtime.

  3. test end

  4. Compilation fails.

  5. test exception end

    Answer: E

    Question No: 219 – (Topic 3)

    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. Compilation fails.

  2. An exception is thrown at runtime.

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

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

Answer: B

Question No: 220 – (Topic 3)

Given a valid DateFormat object named df, and

  1. Date d = new Date(0L);

  2. String ds = quot;December 15, 2004quot;;

  3. // insert code here

    What updates d#39;s value with the date represented by ds?

    1. 18. d = df.parse(ds);

    2. 18. try {

  4. d = df.getDate(ds);

  5. } catch(ParseException e) { };

  1. 18. try {

    1. d = df.parse(ds);

    2. } catch(ParseException e) { };

  2. 18. d = df.getDate(ds);

    Answer: C

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