1Z0-819 Practice Test Engine - Valid 1Z0-819 Test Questions

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Oracle 1z1-819 (Java SE 11 Developer) certification exam is designed to validate the skills and knowledge of Java developers. It is a professional-level exam that tests your understanding of the Java SE 11 platform and your ability to develop applications using Java programming language. Java SE 11 Developer certification is ideal for professionals who want to demonstrate their expertise in Java programming and stand out from the crowd in a competitive job market.

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Valid 1Z0-819 Test Questions | 1Z0-819 Actual Dump

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To take the Oracle 1Z0-819 Certification Exam, candidates must have a solid understanding of Java programming concepts, including data types, operators, control statements, and exception handling. They should also have experience developing applications using Java SE 11, including working with Java classes and interfaces, lambda expressions, streams, and modules. Additionally, candidates should have experience using development tools such as the Eclipse IDE, IntelliJ IDEA, or NetBeans.

Oracle Java SE 11 Developer Sample Questions (Q78-Q83):

NEW QUESTION # 78
Given:

Which three classes successfully override printOne()? (Choose three.)

A. Option E
B. Option C
C. Option F
D. Option B
E. Option D
F. Option A

Answer: B,E,F

NEW QUESTION # 79
Given:

Which two interfaces can be used in lambda expressions? (Choose two.)

A. MyInterface4
B. MyInterface2
C. MyInterface5
D. MyInterface3
E. MyInterface1

Answer: B,D

NEW QUESTION # 80
Which two are successful examples of autoboxing? (Choose two.)

A. String a = "A";
B. Double d = 4;
C. Long c = 23L;
D. Integer e = 5;
E. Float f = 6.0;
F. Float g = Float.valueOf(null);

Answer: A,D

NEW QUESTION # 81
Given:

and
checkQuality(QUALITY.A);
and

Which code fragment can be inserted into the switch statement to print Best?

A. A.toString()
B. A
C. QUALITY.A
D. QUALITY.A.ValueOf()

Answer: B

NEW QUESTION # 82
Given the content from the course.txt file:

Which code fragment at line 1 prints the lines that contain Java from the course.txt file?