VALID 1Z0-819 EXAM REVIEW & 1Z0-819 RELIABLE DUMPS QUESTIONS

Valid 1Z0-819 Exam Review & 1Z0-819 Reliable Dumps Questions

Valid 1Z0-819 Exam Review & 1Z0-819 Reliable Dumps Questions

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Oracle 1Z0-819 exam covers a wide range of topics, including Java syntax and data types, object-oriented programming concepts, and advanced Java programming techniques. It also includes topics such as concurrency, I/O streams, and database connectivity. To prepare for 1Z0-819 Exam, candidates should have a solid understanding of the Java programming language and experience in developing Java applications. They should also be familiar with the Java Development Kit (JDK) and other Java development tools.

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Free PDF 2025 1Z0-819: Unparalleled Valid Java SE 11 Developer Exam Review

ValidBraindumps is proud to announce that our Oracle 1Z0-819 exam dumps help the desiring candidates of Oracle 1Z0-819 certification to climb the ladder of success by grabbing the Oracle Exam Questions. ValidBraindumps trained experts have made sure to help the potential applicants of Java SE 11 Developer (1Z0-819) certification to pass their Java SE 11 Developer (1Z0-819) exam on the first try. Our PDF format carries real Java SE 11 Developer (1Z0-819) exam dumps.

Oracle Java SE 11 Developer Sample Questions (Q166-Q171):

NEW QUESTION # 166
Given:

Which two are secure serialization of these objects? (Choose two.)

  • A. Make the class abstract.
  • B. Define the serialPersistentFields array field.
  • C. Declare fields transient.
  • D. Implement only readResolve to replace the instance with a serial proxy and not writeReplace.
  • E. Implement only writeReplace to replace the instance with a serial proxy and not readResolve.

Answer: B,D


NEW QUESTION # 167
Given the code fragment:

You want to examine whether path is a directory.
Which code inserted on line 1 will accomplish this?

  • A. BasicFileAttributes attributes = Files.readAttributes(path, BasicFileAttributes.class
  • B. BasicFileAttributes attributes = Files isDirectory (path);
  • C. BasicFileAttributes attributes = Files, readAttributes (path, FileAttributes, class);
  • D. BasicFileAttributes attributes =Files.getAttribute (path, ''insdirectory'');

Answer: C


NEW QUESTION # 168
Given:

What is the result?

  • A. On line 9, an exception is thrown at run time.
  • B. [A, B, C]
    [A, B]
  • C. [A, B, C]
    followed by an exception thrown on line 11.
  • D. [A, B, C]
    [A, B, C]

Answer: D

Explanation:


NEW QUESTION # 169
Given:

What is the result?

  • A. 0
  • B. 1
  • C. An exception is thrown at runtime.
  • D. 2

Answer: B

Explanation:
Explanation
Graphical user interface, text, application, chat or text message Description automatically generated


NEW QUESTION # 170
Given:
Automobile.java

Car.java

What must you do so that the code prints 4?

  • A. Remove the parameter from wheels method in line 3.
  • B. Remove abstract keyword in line 1.
  • C. Replace the code in line 2 with Car ob = new Car();
  • D. Add @Override annotation in line 2.

Answer: D

Explanation:


NEW QUESTION # 171
......

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