Most Recent Oracle 1Z0-809 Exam Dumps

Prepare for the Oracle Java SE 8 Programmer II exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Oracle 1Z0-809 exam and achieve success.

The questions for 1Z0-809 were last updated on Mar 3, 2026.

Viewing page 1 out of 42 pages.
Viewing questions 1-5 out of 208 questions

Get All 208 Questions & Answers

Question No. 1

Given the code fragment:

Map books = new TreeMap<>();

books.put (1007, ''A'');

books.put (1002, ''C'');

books.put (1001, ''B'');

books.put (1003, ''B'');

System.out.println (books);

What is the result?

A{1007 = A, 1002 = C, 1001 = B, 1003 = B}

B{1001 = B, 1002 = C, 1003 = B, 1007 = A}

C{1002 = C, 1003 = B, 1007 = A}

D{1007 = A, 1001 = B, 1003 = B, 1002 = C}
References:

Show Answer

Correct Answer: B

Question No. 2

Given:

public class Canvas implements Drawable {

public void draw () { }

}

public abstract class Board extends Canvas { }

public class Paper extends Canvas {

protected void draw (int color) { }

}

public class Frame extends Canvas implements Drawable {

public void resize () { }

abstract void open ();

}

public interface Drawable {

public abstract void draw ();

}

Which statement is true?

ABoard does not compile.

BPaper does not compile.

CFrame does not compile.

DDrawable does not compile.

EAll classes compile successfully.

Show Answer

Correct Answer: C

Question No. 3

Given the information: The employee table has 10 records.

Given the code fragment:

What is the result?

Adeletes the second row and prints the emp_id of the first row

Bthrows a runtime exception at Line n1

Cdeletes the first row and throws an exception at Line n2

Ddeletes the first row and prints the emp_id of the second row

Show Answer

Correct Answer: C

Question No. 4

Given the code fragment:

What is the result?

A[X][X, X][X, X, X][X, X, X, X]

B[X, X]

C[X][X, X][X, X, X]

D[X, X][X, X, X, X]

Show Answer

Correct Answer: A

Question No. 5

Given the code fragment:

UnaryOperator uo1 = s -> s*2;//line n1

List loanValues = Arrays.asList(1000.0, 2000.0);

loanValues.stream()

.filter(lv -> lv >= 1500)

.map(lv -> uo1.apply(lv))//line n2

.forEach(s -> System.out.print(s + '' ''));

What is the result?

A4000.0

B4000

CA compilation error occurs at line n1.

DA compilation error occurs at line n2.

Show Answer

Correct Answer: D

Unlock All Questions for Oracle 1Z0-809 Exam

Full Exam Access, Actual Exam Questions, Validated Answers, Anytime Anywhere, No Download Limits, No Practice Limits

Get All 208 Questions & Answers