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Pass Your Oracle 1Z0-809 Certification Questions & Practice Tests, Java SE 8 Programmer II | SPOTO

Explore our latest 2024 Oracle 1Z0-809 Certification Questions & Mock Tests, tailored for Java SE 8 Programmer II aspirants. Our platform offers a diverse range of resources including practice tests, free tests, exam practice materials, online exam questions, sample questions, exam dumps, mock exams, exam questions and answers, and comprehensive exam materials. These latest practice tests are meticulously crafted to assist you in successfully passing the certification exam. The Java SE 8 Programmer II 1Z0-809 Certification focuses on advancing learning through a structured approach, ensuring proficiency in utilizing Oracle 1Z0-809 study material effectively. This certification course serves as the next step for individuals delving deeper into the Java language, equipping them with essential skills required for professional Java programming endeavors. Whether you're aiming to bolster your Java expertise or seeking career advancement, our comprehensive mock tests and exam resources will guide you towards success in the Java SE 8 Programmer II certification journey.

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Question #1
Given the code fragment: String str = “Java is a programming language”; ToIntFunction indexVal = str: : indexOf; //line n1 int x = indexVal.applyAsInt(“Java”); //line n2 System.out.println(x); What is the result?
A. 1
B. A compilation error occurs at line n1
C. A compilation error occurs at line n2
View answer
Correct Answer: A

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Question #2
Given the code fragment: What is the result?
A. A compilation error occurs at line n1
B. courseJava
C. Javacourse
D. A compilation error occurs at line n2
View answer
Correct Answer: A
Question #3
Given the code fragment: Which should be inserted into line n1 to print Average = 2.5?
A. IntStream str = Stream
B. IntStream str = IntStream
C. DoubleStream str = Stream
D. Stream str = Stream
View answer
Correct Answer: A
Question #4
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:Eva, hr:Bob, sales:Bob, sales:Ada]
D. [hr:Bob, hr:Eva, sales:Ada, sales:Bob]
View answer
Correct Answer: B
Question #5
Given: class Bird { public void fly () { System.out.print(“Can fly”); } } class Penguin extends Bird { public void fly () { System.out.print(“Cannot fly”); } } and the code fragment: class Birdie { public static void main (String [ ] args) { fly( ( ) -> new Bird ( )); fly (Penguin : : new); } /* line n1 */ } Which code fragment, when inserted at line n1, enables the Birdie class to compile?
A. static void fly (Consumer bird) { bird :: fly ();}
B. static void fly (Consumer bird) {bird
C. static void fly (Supplier bird) { bird
D. static void fly (Supplier bird) { LOST
View answer
Correct Answer: A
Question #6
Given the code fragment: What is the result?
A. DavidDavid[Susan, Allen]
B. SusanSusan[Susan, Allen]
C. SusanAllen [David]
D. DavidAllen [Susan]
E. SusanAllen[Susan, David]
View answer
Correct Answer: A
Question #7
Given the code fragment: Path source = Paths.get (“/data/december/log.txt”); Path destination = Paths.get(“/data”); Files.copy (source, destination); and assuming that the file /data/december/log.txt is accessible and contains: 10-Dec-2014 – Executed successfully What is the result?
A. A file with the name log
B. The program executes successfully and does NOT change the file system
C. A FileNotFoundException is thrown at run time
D. A FileAlreadyExistsException is thrown at run time
View answer
Correct Answer: A

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