[PDF] 1Z0-809 - Java SE 8 Programmer II Updated Questions

[Updated] 1Z0-809 - Java SE 8

Programmer II Questions Make 1Z0-809 Certification Exam Easy with DBexam.com

Oracle 1Z0-809 Exam Detail Exam Code

1Z0-809

Full Exam Name

Java SE 8 Programmer II

Number of Questions

85

Practice Exams

Click Here

Passing Score

65%

Time Limit

150 minutes

Recommended Java SE 8 Programming Training

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How to Prepare for Oracle 1Z0-809 •

Perform enough practice with Oracle system with related Oracle 1Z0-809 certification subjects

•

Identify the key configuration, workflow and data flow

•

Understand the all Syllabus Topics of Exam which are Given in Description.

•

Identify your weak areas from practice test and do more practice with system

•

Repeat practice exams and try to score 100% on www.DBexam.com

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Oracle 1Z0-809 Exam Questions

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Q 1) What technique allows multiple variables from the same class to be shared across all instances of a class?

Option

a) Encapsulation b) Immutability c) Singleton

d) Static

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ANSWER d) Static

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Q 2) Which of the following statements are true, assuming a and b are String objects?

Option

a) If a.equals(b) is true, a.hashCode() == b.hashCode() is always true. b) If a.equals(b) is true, a.hashCode() == b.hashCode() is sometimes but not always true. c) If a.equals(b) is false, a.hashCode() == b.hashCode() can never be true.

d) If a.equals(b) is false, a.hashCode() == b.hashCode() can sometimes be true.

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ANSWER d) If a.equals(b) is false, a.hashCode() == b.hashCode() can sometimes be true.

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Q 3) Assuming / is the root directory, which of the following are true statements?

Option a) /home/parrot is an absolute path.

b) The path pointed to from a File object must exist. c) /home/parrot is a directory. d) /home/parrot is a relative path.

e) The parent of the path pointed to by a File object must exist.

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ANSWER

a) /home/parrot is an absolute path.

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Q 4) How do you find out the locale of the running program?

Option a) None of the above b) Locale.get(Locale.DEFAULT) c) Locale.get("default")

d) Locale.getDefault()

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ANSWER d) Locale.getDefault()

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Q 5) What best describes a reduction?

Option a) A terminal operation where one element is returned from the prior step in a stream pipeline without reading all the elements

b) An intermediate operation where it filters the stream it receives c) A terminal operation where a single value is generated by reading each element in the prior step in a stream pipeline d) An intermediate operation where it mathematically divides each element in the stream Enjoy success with DBexam.com

ANSWER c) A terminal operation where a single value is generated by reading each element in the prior step in a stream pipeline Enjoy success with DBexam.com

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