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Instant Download Oracle : 1z1-809 Questions & Answers as PDF & Test Engine
- Exam Code: 1z1-809
- Exam Name: Java SE 8 Programmer II
- Updated: Nov 04, 2026
- No. of Questions: 209 Questions and Answers
- Download Limit: Unlimited
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Oracle 1z1-809 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Lambda Expressions and Functional Interfaces | 15% | - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use method references - Use primitive and binary variants of functional interfaces - Create and use lambda expressions |
| Topic 2: Generics and Collections | 15% | - Sort and search collections - Analyze type safety and type erasure - Use generic classes, interfaces, and methods - Use Collections Framework: List, Set, Map, Queue |
| Topic 3: Java Class Design | 15% | - Implement inheritance including visibility modifiers and composition - Implement encapsulation - Use static keyword in blocks, variables, methods, classes - Implement polymorphism - Create singleton and immutable classes - Override hashCode, equals, and toString methods |
| Topic 4: Exceptions and Assertions | 8% | - Use try-catch, multi-catch, finally - Create custom exceptions - Use assertions - Use try-with-resources |
| Topic 5: Java I/O and NIO.2 | 8% | - Read/write with java.io API - Use Path, Files, FileSystem API - Stream operations on files |
| Topic 6: JDBC | 5% | - Connect to database - Process resultsets - Execute queries and updates |
| Topic 7: Advanced Java Class Design | 10% | - Use final keyword - Create inner classes: static, local, nested, anonymous - Use abstract classes and methods - Use enumerated types |
| Topic 8: Java SE 8 Date/Time API | 7% | - Format and parse dates/times - Use LocalDate, LocalTime, LocalDateTime, Instant - Work with Period, Duration, time zones |
| Topic 9: Concurrency | 12% | - Create threads: Thread class, Runnable, ExecutorService - Control thread lifecycle and synchronization - Use Executors, Callable, Future - Use java.util.concurrent components |
| Topic 10: Localization | 5% | - Work with resource bundles - Format numbers, dates, messages - Use Locale class |
| Topic 11: Java Stream API | 15% | - Describe Stream interface and pipeline - Use terminal operations: collect, reduce, count - Work with Optional class - Filter, map, and process streams |
1z1-809 Exam FAQ — Opportunity Favors the Prepared
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The official Oracle Java SE 8 Programmer II outline defines 11 domains. The leading three are Lambda Expressions and Functional Interfaces (15%), Localization (5%), and JDBC (5%). The full list is in the topics section above, and Lead2Passed's 209 practice questions cover each one.
The Oracle Java SE 8 Programmer II exam contains 68 to complete within 120 minutes. Timed simulation in the Lead2Passed Desktop Test Engine teaches that rhythm before exam day does.
The 1z1-809 exam is a Oracle certification exam validating the Oracle Java SE 8 Programmer II syllabus shown above. It belongs to these credential paths: Oracle Certified Associate, Java SE 8 Programmer. Candidates in 2026 start with Lead2Passed's 209 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
Must pass 1Z0-808 (Java SE 8 Programmer I) to earn the certification Since requirements change over time, confirm the latest on the official Oracle exam page before scheduling.
The Oracle Java SE 8 Programmer II exam requires 65% to pass, and registration costs USD $245. A failed attempt means paying the same fee again — a readiness check with the Lead2Passed engines before booking is the cheaper option.
Oracle recommends these training resources for the Oracle Java SE 8 Programmer II exam:
Follow the training with steady self-testing — the 209 practice questions from Lead2Passed help you apply theory and fill any gaps the training leaves.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 209 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
Oracle Java SE 8 Programmer II Sample Questions:
Given:
class ImageScanner implements AutoCloseable {
public void close () throws Exception {
System.out.print ("Scanner closed.");
}
public void scanImage () throws Exception {
System.out.print ("Scan.");
throw new Exception("Unable to scan.");
}
}
class ImagePrinter implements AutoCloseable {
public void close () throws Exception {
System.out.print ("Printer closed.");
}
public void printImage () {System.out.print("Print."); }
}
and this code fragment:
try (ImageScanner ir = new ImageScanner();
ImagePrinter iw = new ImagePrinter()) {
ir.scanImage();
iw.printImage();
} catch (Exception e) {
System.out.print(e.getMessage());
}
What is the result?
- A. Scan. Unable to scan. Printer closed.
- B. Scan. Unable to scan.
- C. Scan.Printer closed. Scanner closed. Unable to scan.
- D. Scan.Scanner closed. Unable to scan.
Correct Answer: C 🗳️
Given:
class Book {
int id;
String name;
public Book (int id, String name) {
this.id = id;
this.name = name;
}
public boolean equals (Object obj) { //line n1
boolean output = false;
Book b = (Book) obj;
if (this.name.equals(b name))}
output = true;
}
return output;
}
}
and the code fragment:
Book b1 = new Book (101, "Java Programing");
Book b2 = new Book (102, "Java Programing");
System.out.println (b1.equals(b2)); //line n2
Which statement is true?
- A. A compilation error occurs. To ensure successful compilation, replace line n2 with:System.out.println (b1.equals((Object) b2));
- B. A compilation error occurs. To ensure successful compilation, replace line n1 with:boolean equals (Book obj) {
- C. The program prints false.
- D. The program prints true.
Correct Answer: D 🗳️
Given:
1. abstract class Shape {
2. Shape ( ) { System.out.println ("Shape"); }
3. protected void area ( ) { System.out.println ("Shape"); }
4. }
5.
6. class Square extends Shape {
7. int side;
8. Square int side {
9./* insert code here */
10. this.side = side;
11. }
12. public void area ( ) { System.out.println ("Square"); }
13. }
14. class Rectangle extends Square {
15. int len, br;
16. Rectangle (int x, int y) {
17. /* insert code here */
18. len = x, br = y;
19. }
20. void area ( ) { System.out.println ("Rectangle"); }
21. }
Which two modifications enable the code to compile? (Choose two.)
- A. At line 9, insert super ( );
- B. At line 17, insert super (x);
- C. At line 17, insert super (); super.side = x;
- D. At line 1, remove abstract
- E. At line 20, use public void area ( ) {
- F. At line 12, remove public
Correct Answer: B,E 🗳️
Given the definition of the Vehicle class:
Class Vehhicle {
int distance;//line n1
Vehicle (int x) {
this distance = x;
}
public void increSpeed(int time) {//line n2
int timeTravel = time;//line n3
class Car {
int value = 0;
public void speed () {
value = distance /timeTravel;
System.out.println ("Velocity with new speed"+value+"kmph");
}
}
new Car().speed();
}
}
and this code fragment:
Vehicle v = new Vehicle (100);
v.increSpeed(60);
What is the result?
- A. A compilation error occurs at line n3.
- B. A compilation error occurs at line n2.
- C. A compilation error occurs at line n1.
- D. Velocity with new speed 1 kmph
Correct Answer: A 🗳️
Given the code fragment:
List<Integer> nums = Arrays.asList (10, 20, 8):
System.out.println (
//line n1
);
Which code fragment must be inserted at line n1 to enable the code to print the maximum number in the nums list?
- A. nums.stream().max(Comparator.comparing(a -> a)).get()
- B. nums.stream().max()
- C. nums.stream().map(a -> a).max()
- D. nums.stream().max(Integer : : max).get()
Correct Answer: A 🗳️
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