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1z1-809 Valid Dumps Book - Exam 1z1-809 Collection

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Oracle 1z0-809 (Java SE 8 Programmer II) Certification Exam covers a wide range of topics, including advanced Java concepts, concurrency, JDBC, I/O, NIO.2, and Localization. 1z1-809 exam also focuses on the use of Java collections, Lambda expressions, and functional interfaces. Java SE 8 Programmer II certification exam consists of 85 multiple-choice questions that must be completed within 150 minutes. To pass the exam, candidates must achieve a score of at least 65%. Java SE 8 Programmer II certification is valuable for Java professionals who are looking to advance their career and showcase their expertise in developing advanced Java applications.

Oracle 1z0-809 exam is a comprehensive test that evaluates a candidate's ability to develop complex Java applications using advanced programming techniques. It consists of 85 multiple-choice questions that need to be completed within 150 minutes. 1z1-809 Exam is available in multiple languages, including English, Japanese, and Simplified Chinese. To pass the exam, a candidate needs to score at least 65% of the total marks.

The 1z1-809 exam is designed to test a candidate's ability to write Java programs that are efficient, maintainable, and robust. 1z1-809 exam covers a wide range of topics, including Java Class Design, Advanced Java Class Design, Generics and Collections, Lambda Built-in Functional Interfaces, Java Stream API, Exceptions and Assertions, Java Date/Time API, Java I/O Fundamentals, Java File I/O (NIO.2), Java Concurrency, Building Database Applications with JDBC, Localization, and Annotations.

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Exam Oracle 1z1-809 Collection & 1z1-809 Interactive Questions

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Oracle Java SE 8 Programmer II Sample Questions (Q146-Q151):

NEW QUESTION # 146
Given the code fragment:
LocalDate valentinesDay =LocalDate.of(2015, Month.FEBRUARY, 14);
LocalDate nextYear = valentinesDay.plusYears(1);
nextYear.plusDays(15); //line n1
System.out.println(nextYear);
What is the result?

A. 2016-02-14
B. 2016-02-29
C. A compilation error occurs at line n1.
D. A DateTimeExceptionis thrown.

Answer: A

NEW QUESTION # 147
Given the code fragment:
9. Connection conn = DriveManager.getConnection(dbURL, userName, passWord);
10. String query = "SELECT id FROM Employee";
11. try (Statement stmt = conn.createStatement()) {
12. ResultSet rs = stmt.executeQuery(query);
13.stmt.executeQuery("SELECT id FROM Customer");
14. while (rs.next()) {
15. //process the results
16.System.out.println("Employee ID: "+ rs.getInt("id"));
17.}
18. } catch (Exception e) {
19. System.out.println ("Error");
20. }
Assume that:
The required database driver is configured in the classpath.
The appropriate database is accessible with the dbURL, userName, and passWord exists.
The Employee and Customer tables are available and each table has id column with a few records and the SQL
queries are valid.
What is the result of compiling and executing this code fragment?

A. compilation fails on line 13.
B. The program prints Error.
C. The program prints employee IDs.
D. The program prints customer IDs.

Answer: B

NEW QUESTION # 148
Given that these files exist and are accessible:

and given the code fragment:

Which code fragment can be inserted at line n1to enable the code to print only /company/emp?
Stream<Path> stream = Files.list (Paths.get (“/company”));

A. Stream<Path> stream = Files.walk (Paths.get (“/company”));
B. Stream<Path> stream = Files.list (Paths.get (“/company/emp”));
C. Stream<Path> stream = Files.find(
D. Paths.get (“/company”), 1,
(p,b) –> b.isDirectory (), FileVisitOption.FOLLOW_LINKS);

Answer: D

NEW QUESTION # 149
Given:

What is the result?

A. The sum is 2
B. The loop executes infinite times
C. Compilation fails
D. The sum is 15
E. The sum is 14

Answer: C

NEW QUESTION # 150
Given the code fragment:
Map<Integer, String> 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. {1002 = C, 1003 = B, 1007 = A}
B. {1007 = A, 1001 = B, 1003 = B, 1002 = C}
C. {1001 = B, 1002 = C, 1003 = B, 1007 = A}
D. {1007 = A, 1002 = C, 1001 = B, 1003 = B}

Answer: B

NEW QUESTION # 151
......

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