Free Oracle 1Z0-819 Exam Questions

Become Oracle Certified with updated 1Z0-819 exam questions and correct answers

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Total 515 Questions | Updated On: Jun 17, 2026

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Question 1

Assuming the user credentials are correct, which expression will create a Connection?

A :

B :

C :

D :

E :

Answer: D

Question 2

Given the code fragment:

How many lines of text does this program print?

A : four

B : one

C : three

D : two

Answer: D

Question 3

Which two statements are true about Java modules? (Choose two.)

A : Modular jars loaded from --module-path are automatic modules.

B : Any named module can directly access all classes in an automatic module.

C : Classes found in --classpath are part of an unnamed module.

D : Modular jars loaded from --classpath are automatic modules.

E : If a package is defined in both the named module and the unnamed module, then the package in the unnamed module is ignored.

Answer: A,C

Question 4

Given:

Which code, when inserted at one or more marked positions, would allow classes B and C to compile?

A : @Override // position 3void x () {} // position 3@Override // position 3public void z() { } // position 3

B : @Override // position 2public void z() { } // position 3

C : implements A // position 1@Override // position 2

D : public void z() { } // position 3

Answer: B

Question 5

Given:

Which code fragment on line 1 makes the s1 set contain the names of all employees born before January 1, 1989?

A :

B :

C :

D :

Answer: B

Page: 1 / 103

Total 515 Questions | Updated On: Jun 17, 2026

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