Latest [Oct 19, 2023] Oracle 1Z0-819 Real Exam Dumps PDF [Q54-Q72]

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Latest [Oct 19, 2023] Oracle 1Z0-819 Real Exam Dumps PDF

1Z0-819 Practice Test Questions Updated 262 Questions

How to book the Java SE 11 Developer Exam Number: 1Z0-819

You register with an Oracle partner pearsonvue.com, tie your Oracle account, choose whether you want to pass in the center or from home. If you choose the option from home, you will be followed through the camera and microphone throughout the exam, there should be no one in the room, you can not talk to anyone and look only at the screen, the Internet must be stable, without troubles, otherwise, the result will be canceled.

NEW QUESTION 54
Given:

Which two statements can be added at line 1 in Bar to successfully compile it? (Choose two.)

public List<Integer> foo(Set<CharSequence> m) { … }

public ArrayList<Number> foo(Set<CharSequence> m) { … }

public List<Integer> foo(TreeSet<String> m) { … }

public List<Integer> foo(Set<String> m) { … }

public List<Object> foo(Set<CharSequence> m) { … }

public ArrayList<Integer> foo(Set<String> m) { … }

NEW QUESTION 55
Given:

Assume the file on path does not exist. What is the result?

The compilation fails.

/u01/work/filestore.txt is not deleted.

Exception

/u01/work/filestore.txt is deleted.

NEW QUESTION 56
Given the code fragment:

What is the result?

An ArrayIndexOutofBoundsException is thrown at runtime.

The compilation fails.

gh ij kl

gj hk il

ghi jkl

NEW QUESTION 57
Given:

What is the result?

WorkingUnknown

Unknown

TuesdayUnknown

The compilation fails.

Tuesday

Working

NEW QUESTION 58
What change will cause the code to compile successfully?

Insert PriceChecker (?) prod on line 1.

Insert PriceChecker <> prod on line 1.

Insert PriceChecker <Electronics> prod on line 1.

Insert PriceChecker <Plushy extends Products> prod on line 1.

NEW QUESTION 59
Given:

What is the result?

2134

2143

214

234

NEW QUESTION 60
Given:

Why does D cause a compilation error?

D inherits a() only from C.

D inherits a() from B and C but the return types are incompatible.

D extends more than one interface.

D does not define any method.

NEW QUESTION 61
Given:
LocalDate d1 = LocalDate.of(1997,2,7);
DateTimeFormatter dtf =
DateTimeFormatter.ofPattern( /*insert code here*/ );
System.out.println(dtf.format (d1));
Which pattern formats the date as Friday 7th of February 1997?

“eeee dd+”th of”+ MMM yyyy”

“eeee dd’th of’ MMM yyyy”

“eeee d+”th of”+ MMMM yyyy”

“eeee d’th of’ MMMM yyyy”

NEW QUESTION 62
Given:

What is the result?

null

nothing

It fails to compile.

java.lang.IllegalAccessException is thrown.

Student

NEW QUESTION 63
Given:
List<String> longlist = List.of(“Hello”,”World”,”Beat”);
List<String> shortlist = new ArrayList<>();
Which code fragment correctly forms a short list of words containing the letter “e”?

Option A

Option B

Option C

Option D

NEW QUESTION 64
Given the code fragment:

What is the output?

The compilation fails.

[-1, -2, -3]

[-3, -2, -1]

A runtime exception is thrown.

NEW QUESTION 65
Given the code fragment:

Which “for” loop produces the same output?

Option A

Option B

Option C

Option D

NEW QUESTION 66
Given:

Which option should you choose to enable the code to print Something happened?

Add extends GeneralException on line 1.
Add extends Exception on line 2.

Add extends SpecificException on line 1.
Add extends GeneralException on line 2.

Add extends Exception on line 1.
Add extends Exception on line 2.

Add extends Exception on line 1.
Add extends GeneralException on line 2.

NEW QUESTION 67
Given:

What is the result?

watermelonorangelemongrapeapricotapple

nothing

appleapricotgrapelemonorangewatermelon

appleorangegrapelemonapricotwatermelon

NEW QUESTION 68
Given:

Which statement is true about the Fox class?

Fox class does not have to override inhabit method, so long as it does not try to call it.

Fox class does not have to override the inhabit method if Forest and Town provide compatible implementations.

Fox class must implement either Forest or Town interfaces, but not both.

The inhabit method implementation from the first interface that Fox implements will take precedence.

Fox class must provide implementation for the inhabit method.

NEW QUESTION 69
Examine this excerpt from the declaration of the java.se module:

What does the transitive modifier mean?

Only a module that requires the java.se module is permitted to require the java.sql module.

Any module that requires the java.se module does not need to require the java.sql module.

Any module that attempts to require the java.se module actually requires the java.sql module instead.

Any module that requires the java.sql module does not need to require the java.se module.

NEW QUESTION 70
A company has an existing Java app that includes two Java 8 jar files, sales-3.10. jar and clients-10.2.jar.
The jar file ,sales -8, 10, jar reference packages in clients -10.2 jar, but clients-10.2 jar does not reference packages in sales -8.10, jar.
They have decided to modularize clients-10.2.jar.
Which module-info. Java file would work for the new library version clients-10.3 jar?
A)

B)

C)

D)

Option A

Option B

Option C

Option D

NEW QUESTION 71
Which two are functional interfaces? (Choose two.)

Option A

Option B

Option C

Option D

Option E

NEW QUESTION 72
Given the code fragment:

What is the output?

The compilation fails.

[-1, -2, -3]

[-3, -2, -1]

A runtime exception is thrown.

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Oracle 1z1-819 (Java SE 11 Developer) Certification Exam is a certification exam that tests the skills and knowledge of Java developers in Java SE 11 development. 1Z0-819 exam is designed to assess the candidate’s ability to develop Java applications, including understanding of Java syntax, working with data types, control structures, and creating methods. 1Z0-819 exam is intended for developers who have at least six months of experience in Java development.

Oracle 1Z0-819 Dumps – Secret To Pass in First Attempt: https://www.dumpleader.com/1Z0-819_exam.html

How to book the Java SE 11 Developer Exam Number: 1Z0-819

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