Oracle 1Z0-819 Actual Free Exam Questions & Community Discussion

Exam Code/Number: 1Z0-819
Exam Name/Title: Java SE 11 Developer
Certification Provider: Oracle
Corresponding Certification: Oracle Java SE

Exam Questions: 297
Updated On: Jun 01, 2026

Question #29

Which two statements are true about the modular JDK? (Choose two.)

A. It is possible but undesirable to configure modules' exports from the command line.

B. An application must be structured as modules in order to run on the modular JDK.

C. The foundational APIs of the Java SE Platform are found in the java.base module.

D. APIs are deprecated more aggressively because the JDK has been modularized.

Discussion 0

Correct Answer: A,C Vote an answer

Question #30

Why does this compilation fail?

A. The method Y. print (object) does not call the method super.print (object)

B. The method Y. print (object...) cannot override the final method x.print (object....).

C. The method print (object) and the method print (object...) are duplicates of each other.

D. In method x. print (Collection), system. Out :: prints is an invalid Java identifier.

E. The method x. print (object) is not accessible to Y.

Discussion 0

Correct Answer: C Vote an answer

Question #31

Given the declaration:

Examine this code fragment:
/* Loc1 */ class ProcessOrders { ... }
Which two annotations may be applied at Loc1 in the code fragment? (Choose two.)

A. @Resource(priority=0)

B. @Resource(priority=100)

C. @Resource(name="Customer1", priority=100)

D. @Resource

E. @Resource(name="Customer1")

Discussion 0

Correct Answer: A,B Vote an answer

Question #32

Given:

What is the result?

A. 2341

B. 2134

C. 214

D. 234

Discussion 0

Correct Answer: B Vote an answer

Question #33

Given:

and omitting the throws FooException clause results in a compilation error.
Which statement is true about FooException?

A. FooException is a subclass of RuntimeError.

B. FooException is unchecked.

C. The body of foo can only throw FooException.

D. The body of foo can throw FooException or one of its subclasses.

Discussion 0

Correct Answer: D Vote an answer

Question #34

Given:

What is the result?

A. NullPointerException is thrown at line 10.

B. Hello

C. A compilation error occurs.

D. NullPointerException is thrown at line 4.

Discussion 0

Correct Answer: B Vote an answer

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Question #35

Given:

What is the result?

A. abyssinian
bengal
korat
laperm
oxicat
sphynx

B. sphynx
oxicat
laperm
korat
bengal
abyssinian

C. nothing

D. abyssinian
oxicat
korat
laperm
bengal
sphynx

Discussion 0

Correct Answer: B Vote an answer

Question #36

Given the declaration:

In which two locations is it legal to apply the @Resource annotation?

A. Loc3

B. Loc4

C. Loc1

D. Loc2

E. Loc2

Discussion 0

Correct Answer: A,E Vote an answer

Question #37

Which two are valid statements?

Discussion 0

Correct Answer: A,D Vote an answer

Question #38

Given:

What is the result?

A. 3 5 3 5

B. 5 5 3 3

C. 3 3 3 3

D. 3 5 3 3

Discussion 0

Correct Answer: D Vote an answer

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Question #39

Which is true?

A. It prints 666.

B. Code compiles but throws a runtime exception when run.

C. The code compiles and runs successfully but with a wrong answer (i.e., a bug).

D. The code does not compile successfully.

Discussion 0

Correct Answer: B Vote an answer

Question #40

Given:

What is the result?

A. java.lang.ArrayIndexOutOfBoundsException thrown

B. [0,0] = Red[0,1] = White[1,0] = Black[2,0] = Blue[2,1] = Yellow[2,2] = Green[2,3] = Violet

C. [0,0] = Red[0,1] = White[1,0] = Black[1,1] = Blue[2,0] = Yellow[2,1] = Green[3,0] = Violet

D. [0,0] = Red[1,0] = Black[2,0] = Blue

Discussion 0

Correct Answer: B Vote an answer

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Question #41

Why would you choose to use a peek operation instead of a forEach operation on a Stream?

A. to process the current item and return a stream

B. to process the current item and return void

C. to remove an item from the beginning of the stream

D. to remove an item from the end of the stream

Discussion 0

Correct Answer: A Vote an answer

Question #42

Given:

What is the result?

A. SomeClass#methodA()AnotherClass#methodA()

B. The compilation fails.

C. AnotherClass#methodA()AnotherClass#methodA()

D. SomeClass#methodA()SomeClass#methodA()

E. AnotherClass#methodA()SomeClass#methodA()

F. A ClassCastException is thrown at runtime.

Discussion 0

Correct Answer: B Vote an answer

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