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Oracle Updated 1z0-819 Exam Questions and Answers by emre

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Oracle 1z0-819 Exam Overview :

Exam Name: Java SE 11 Developer
Exam Code: 1z0-819 Dumps
Vendor: Oracle Certification: Java SE
Questions: 296 Q&A's Shared By: emre
Question 20

Given the code fragment:

Questions 20

Which “for” loop produces the same output?

Questions 20

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Discussion
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Question 21

Given:

Questions 21

What is the result?

Options:

A.

2,34,34,5

B.

2,34,54,5

C.

2,54,54,5

D.

2,34,54,3

Discussion
Question 22

Given:

Questions 22

and

Questions 22

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

Options:

A.

public List foo(Set m) {...}

B.

public List foo(Set m) {...}

C.

public List foo(TreeSet m) {...}

D.

public List foo(Set m) {...}

E.

public ArrayList foo(Set m) {...}

F.

public ArrayList foo(Set m) {...}

Discussion
Question 23

Given:

Questions 23

Assuming that this code compiles correctly, which three statements are true? (Choose three.)

Options:

A.

B cannot be abstract.

B.

B is a subtype of A.

C.

A cannot be abstract.

D.

A cannot be final.

E.

B cannot be final.

F.

A is a subtype of B.

Discussion
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