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Oracle Certification 1z1-819 exam pdf

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To prepare for the Oracle 1Z0-819 Certification Exam, candidates need to have a solid understanding of Java SE 11 programming. They also need to be familiar with the exam format and the types of questions that will be asked. 1z1-819 Exam consists of multiple-choice questions and performance-based tasks that require candidates to write code to solve problems.

Oracle 1Z0-819 exam is an excellent way for Java developers to enhance their career prospects. By earning this certification, candidates demonstrate their proficiency in Java development, which is highly valued by employers. With this certification, candidates can apply for a wide range of job roles, including Java developer, software engineer, and software architect.

Oracle Java SE 11 Developer Sample Questions (Q210-Q215):

NEW QUESTION # 210
Given:

and

Which code fragment on line 1 makes the s1 set contain the names of all employees born before January 1,
1989?

A. Option D
B. Option B
C. Option C
D. Option A

Answer: B

NEW QUESTION # 211
Given:

Which code fragment on line 1 makes the m map contain the employee with the highest salary for each neighborhood?

Answer: B

NEW QUESTION # 212
Given:

What action ensures successful compilation?

A. Replace int c; with private final int c;.
B. Replace int c; with private int c;.
C. Replace enum Color with public enum Color.
D. Replace public Color(int c) with private Color(int c).
E. Replace enum Color implements Serializable with public enum Color.

Answer: D

Explanation:

NEW QUESTION # 213
Given the Person class with age and name along with getter and setter methods, and this code fragment:

What will be the result?

A. Aman Peter Tom
B. Tom Peter Aman
C. Aman Tom Peter
D. Tom Aman Peter

Answer: A

NEW QUESTION # 214
A bookstore's sales are represented by a list of Sale objects populated with the name of the customer and the books they purchased.
public class Sale {
private String customer;
private List<Book> items;
// constructor, setters and getters not shown
}
public class Book {
private String name;
private double price;
// constructor, setters and getters not shown
}
Given a list of Sale objects, tList, which code fragment creates a list of total sales for each customer in ascending order?

A. Option B
B. Option D
C. Option C
D. Option A

Answer: C

NEW QUESTION # 215
......

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Mark Walker Mark Walker

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