1Z0-809 Dumps

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Oracle 1Z0-809 dumps - 100% Pass Guarantee!

Rating: 4.5

Vendor: Oracle

Certifications: Oracle Certifications

Exam Name: Java SE 8 Programmer II

Exam Code: 1Z0-809

Total Questions: 207 Q&As ( View Details)

Last Updated: Mar 13, 2025

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1Z0-809 Q&A's Detail

Exam Code: 1Z0-809
Total Questions: 207
Single & Multiple Choice 207

1Z0-809 Online Practice Questions and Answers

Questions 1

Given the content of /resourses/Message.properties:

welcome1="Good day!"

and given the code fragment:

Properties prop = new Properties ();

FileInputStream fis = new FileInputStream ("/resources/Message.properties");

prop.load(fis);

System.out.println(prop.getProperty("welcome1"));

System.out.println(prop.getProperty("welcome2", "Test"));//line n1

System.out.println(prop.getProperty("welcome3"));

What is the result?

A. Good day! Test followed by an Exception stack trace

B. Good day! followed by an Exception stack trace

C. Good day! Test null

D. A compilation error occurs at line n1.

Show Answer
Questions 2

Given the code fragments:

and

What is the result?

A. France Optional[NotFound]

B. Optional [France] Optional [NotFound]

C. Optional[France] Not Found

D. France Not Found

Show Answer
Questions 3

Given the code fragment:

What is the result?

A. Java EEJava EESE

B. Java EESE

C. The program prints either: Java EEJava SE or Java SEJava EE

D. Java EEJava SE

Show Answer
Questions 4

Given the code fragments:

class Employee {

Optional

address;

Employee (Optional

address) {

this.address = address;

}

public Optional

getAddress() { return address; }

}

class Address {

String city = "New York";

public String getCity { return city: }

public String toString() {

return city;

}

}

and

Address address = new Address;

Optional

addrs1 = Optional.ofNullable (address);

Employee e1 = new Employee (addrs1);

String eAddress = (addrs1.isPresent()) ? addrs1.get().getCity() : "City Not available";

System.out.println(eAddress);

What is the result?

A. New York

B. City Not available

C. null

D. A NoSuchElementException is thrown at run time.

Show Answer
Questions 5

Given the code fragment:

List empDetails = Arrays.asList("100, Robin, HR", "200, Mary, AdminServices","101, Peter, HR");

empDetails.stream()

.filter(s-> s.contains("r"))

.sorted()

.forEach(System.out::println); //line n1

What is the result?

A. 100, Robin, HR 101, Peter, HR

B. E. A compilation error occurs at line n1.

C. 101, Peter, HR 200, Mary, AdminServices

D. 100, Robin, HR 200, Mary, AdminServices 101, Peter, HR

Show Answer More Questions

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