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1Z0-819 Actual Questions | Reliable Oracle 1Z0-819 Latest Test Guide: Java SE 11 Developer

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100% Pass 1Z0-819 - Java SE 11 Developer –Valid Actual Questions

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Oracle 1Z0-819 certification exam consists of 80 multiple-choice and multiple-select questions that must be completed within 180 minutes. 1Z0-819 exam is designed to test candidates' knowledge and skills in areas such as Java data types, collections, functional programming, concurrency, and I/O.

Oracle 1z1-819 (Java SE 11 Developer) Certification Exam is designed to test your knowledge of Java programming language and its concepts. 1Z0-819 Exam is for developers who have a solid understanding of Java SE 11 and its associated technologies. 1Z0-819 exam covers topics such as Java language fundamentals, object-oriented programming, Java collections framework, Java I/O, concurrency, and JDBC.

Oracle Java SE 11 Developer Sample Questions (Q266-Q271):

NEW QUESTION # 266
Given the code fragment:

What is the result?

A. EUR -> 0.84
GBP -> 0.75
USD -> 1.00
CNY -> 6.42
B. CNY -> 6.42
EUR -> 0.84
GBP -> 0.75
USD -> 1.00
C. USD -> 1.00
GBP -> 0.75
EUR -> 0.84
CNY -> 6.42
D. The compilation fails.

Answer: D

Explanation:
Explanation
Text Description automatically generated

NEW QUESTION # 267
Given:

You want to use the myResource class in a try-with-resources statement. Which change will accomplish this?

A. Extend AutoCloseable and override the close method.
B. Implement AutoCloseable and override the autoClose method.
C. Extend AutoCloseable and override the autoClose method.
D. Implement AutoCloseable and override the close method.

Answer: D

NEW QUESTION # 268
Which two expressions create a valid Java Path instance? (Choose two.)

A. Paths.getPath("too")
B. Paths.get(URL.create("file:///domains/oracle/test.txt"))
C. Path.get(new URI("file:///domains/oracle/test.txt"))
D. Paths.get("foo")
E. new Path("foo")

Answer: B,D

NEW QUESTION # 269
Given:

What is the result?

A. 3, 4, 3
B. 3, 4, 3, 14
C. 3, 4
D. The program prints 3 4 and throws a ClassCastException

Answer: D

NEW QUESTION # 270
Given:

executed using command:
java Hello "Hello World" Hello World
What is the output?

A. Hello World Hello World
B. HelloHello WorldHelloWorld
C. Hello WorldHello World
D. Hello WorldHelloWorld
E. An exception is thrown at runtime.

Answer: A

NEW QUESTION # 271
......

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