【2026年最新】1Z0-809 CHS 甲骨文认证 Java SE 8 Programmer II 1Z0 809

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Given:

（含图）

And the code fragment:

（含图）

Which code fragment, when inserted at line n1, sorts the employees list in descending order of fName and then ascending order of lName?

Given: （含图） What is the result of running the code with the –ea option?

Given the content of the employee.txt file:
Every worker is a master.
Given that the employee.txt file is accessible and the file allemp.txt does NOT exist, and the code fragment:
（含图）What is the result?

Given the code fragment:

（含图）

Which code fragment, when inserted at line n1, ensures false is printed?

Given the code fragment:
（含图）
What is the result?

Given the code fragments:
（含图）
And
（含图）
What is the result?

（含图）
and the code fragment?
（含图）
What is the result?

Given the code fragment:
（含图）
（含图）
What is the result?

Given that course.txt is accessible and contains:
Course : : Java
And given the code fragment:
（含图） What is the result?

Given the code fragment:
（含图）
Which statement is true?

Given the definition of the Employee class:
（含图）
What is the result?

Given:

（含图）

Which interface from the java.util.function package should you use to refactor the class Txt?

Which statement is true about java.util.stream.Stream?

Given:
（含图）
And the code fragment:
（含图）
You have been asked to ensure that the run methods of both the Worker and Master classes are executed. Which modification meets the requirement?

Given the code fragment:

（含图）

What is the result?

（含图）
What is the result?

Given:
（含图）
What is the result?

Given the code fragments:
（含图）Which modification enables the code to print Try again?

Given the code fragment:
（含图）
Which code fragment, when inserted at line n1, prints 10 20 15 30?

Given:

（含图）

Which option fails?