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This way you will get familiar with Java SE 8 Programmer II exam pattern and objectives. No additional plugins and software installation are indispensable to access this 1z1-809 Practice Test. Furthermore, all browsers and operating systems support this version of the Oracle 1z1-809 practice exam.

To pass the Oracle 1z0-809 exam, candidates need to have a deep understanding of Java programming concepts, including Java Class Design, Generics and Collections, Lambda Expressions, Java Stream API, Concurrency, JDBC, and Localization. They should also be familiar with Java Development Kit (JDK) 8 features, such as JavaFX, Java Mission Control, and Java Flight Recorder.

To be eligible for the 1z0-809 exam, you must have a solid understanding of the Java programming language and its core concepts. You must have passed the 1z0-808 exam, which is the first-level exam in the Java SE 8 certification path. Additionally, you must have hands-on experience in developing Java applications using the latest Java SE 8 features.

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Oracle 1z0-809 certification exam is designed to test the knowledge and skills of Java developers who want to gain a deeper understanding of the Java programming language. 1z1-809 Exam is intended for professionals who have already earned the Oracle Certified Associate (OCA) Java SE 8 Programmer certification and are looking to demonstrate their expertise in Java SE 8 programming.

Oracle Java SE 8 Programmer II Sample Questions (Q48-Q53):

NEW QUESTION # 48
Given the code fragment:
Map<Integer, String> books = new TreeMap<>();
books.put (1007, "A");
books.put (1002, "C");
books.put (1003, "B");
books.put (1003, "B");
System.out.println (books);
What is the result?

Answer: D


NEW QUESTION # 49

What is the result?

Answer: A


NEW QUESTION # 50
Given the records from the Employee table:

and given the code fragment:
try {
Connection conn = DriverManager.getConnection (URL, userName, passWord); Statement st = conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_UPDATABLE); st.execute("SELECT*FROM Employee"); ResultSet rs = st.getResultSet(); while (rs.next()) { if (rs.getInt(1) ==112) { rs.updateString(2, "Jack");
}
}
rs.absolute(2);
System.out.println(rs.getInt(1) + " " + rs.getString(2));
} catch (SQLException ex) {
System.out.println("Exception is raised");
}
Assume that:
The required database driver is configured in the classpath.
The appropriate database accessible with the URL, userName, and passWord exists.
What is the result?

Answer: B


NEW QUESTION # 51
Given the code fragment:

What is the result?

Answer: D


NEW QUESTION # 52
You have been asked to create a ResourceBundle which uses a properties file to localize an application.
Which code example specifies valid keys of menu1 and menu2 with values of File Menu and View Menu?

Answer: B


NEW QUESTION # 53
......

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