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1z0-819 Actual Exam Questions

Last updated on Dec. 5, 2024.
Vendor:Oracle
Exam Code:1z0-819
Exam Name:Java SE 11 Developer
Exam Questions:213
97% Passed the exam with this material
 

Topic 1 - Exam A

Question #1 Topic 1

Given:

What is the result?

  • A. 2-4
  • B. 0-6
    1-5
    2-4
  • C. 1-5
  • D. 1-5
    2-4
  • E. The compilation fails due to an error in line 1.
  • F. 0-6
  • G. 0-6
    2-4
Reveal Solution Hide Solution   Discussion   14

Correct Answer: C 🗳️

Question #2 Topic 1

Given:

What is the result?

  • A. 5 4 3 2 1
  • B. 5
  • C. nothing
  • D. 5 4 3 2 1 4 3 2 1 3 2 1 2 1 1
Reveal Solution Hide Solution   Discussion   20

Correct Answer: D 🗳️

Question #3 Topic 1

Given:

and

Which two method definitions at line n1 in the Bar class compile? (Choose two.)

  • A. public List<Number> foo(Set<String> m) {...}
  • B. public List<Integer> foo(Set<CharSequence> m) {...}
  • C. public List<Integer> foo(TreeSet<String> m) {...}
  • D. public List<Object> foo(Set<CharSequence> m) {...}
  • E. public ArrayList<Integer> foo(Set<String> m) {...}
  • F. public ArrayList<Number> foo(Set<CharSequence> m) {...}
Reveal Solution Hide Solution   Discussion   14

Correct Answer: BC 🗳️

Question #4 Topic 1

Given:

What is the result?

  • A. 5
  • B. 4
  • C. 3
  • D. An exception is thrown at runtime
Reveal Solution Hide Solution   Discussion   14

Correct Answer: B 🗳️

Question #5 Topic 1

Given the code fragment:

What is the result?

  • A. 0 8 10
  • B. 0
  • C. The code prints nothing.
  • D. 0 4 9
  • E. 0 8
Reveal Solution Hide Solution   Discussion   8

Correct Answer: E 🗳️

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