100% PASS 2025 EFFICIENT ORACLE RELIABLE 1Z0-809 EXAM VOUCHER

100% Pass 2025 Efficient Oracle Reliable 1z0-809 Exam Voucher

100% Pass 2025 Efficient Oracle Reliable 1z0-809 Exam Voucher

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To prepare for the Oracle 1z0-809 Exam, candidates must have a solid understanding of Java programming concepts and syntax. They must also have hands-on experience working with Java APIs and be familiar with various Java development tools. Additionally, candidates can take advantage of Oracle's official study materials, such as books, practice exams, and online training courses, to prepare for the exam. Passing the Oracle 1z0-809 Exam demonstrates that a candidate has advanced Java programming skills, making them a valuable asset to any organization that works with Java technology.

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Oracle 1z1-809 certification exam is designed to test the Java programming skills of individuals who have already passed the Java SE 8 Programmer I exam. It focuses on advanced Java programming concepts and features, including lambdas, functional interfaces, Java streams, and concurrency. Passing 1z0-809 Exam shows that a programmer has a deep understanding of Java programming and is capable of developing complex applications using Java SE 8.

Oracle Java SE 8 Programmer II Sample Questions (Q82-Q87):

NEW QUESTION # 82
Given the content of the employee.txtfile:
Every worker is a master.
Given that the employee.txtfile is accessible and the file allemp.txtdoes NOT exist, and the code fragment:

What is the result?

  • A. The program executes, does NOT affect the system, and produces NO output.
  • B. Exception 2
  • C. allemp.txt is created and the content of employee.txt is copied to it.
  • D. Exception 1

Answer: D


NEW QUESTION # 83
Which code fragment is required to load a JDBC 3.0 driver?

  • A. Class.forName("org.xyzdata.jdbc.NetworkDriver");
  • B. Connection con = Connection.getDriver("jdbc:xyzdata://localhost:3306/EmployeeDB");
  • C. DriverManager.loadDriver ("org.xyzdata.jdbc.NetworkDriver");
  • D. Connection con = DriverManager.getConnection("jdbc:xyzdata://localhost:3306/EmployeeDB");

Answer: A


NEW QUESTION # 84
Given the definition of the Employee class:

and this code fragment:

What is the result?

  • A. [sales:Ada, hr:Bob, sales:Bob, hr:Eva]
  • B. [Ada:sales, Bob:sales, Bob:hr, Eva:hr]
  • C. [hr:Bob, hr:Eva, sales:Ada, sales:Bob]
  • D. [hr:Eva, hr:Bob, sales:Bob, sales:Ada]

Answer: A


NEW QUESTION # 85
Given:

What is the result?

  • A. 3 5
  • B. 0 0
  • C. Compilation fails.
  • D. 9 25

Answer: A


NEW QUESTION # 86
Given:

Which two classes use the shape class correctly?

  • A. Option B
  • B. Option C
  • C. Option A
  • D. Option D
  • E. Option F
  • F. Option E

Answer: A,F

Explanation:
When an abstract class is subclassed, the subclass usually provides implementations for all of the abstract methods in its parent class (E). However, if it does not, then the subclass must also be declared abstract (B). Note: An abstract class is a class that is declared abstract--it may or may not include abstract methods. Abstract classes cannot be instantiated, but they can be subclassed.


NEW QUESTION # 87
......

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