1Z0-819 Dumps

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Oracle 1Z0-819 dumps - 100% Pass Guarantee!

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Vendor: Oracle

Certifications: Oracle Certifications

Exam Name: Java SE 11 Developer

Exam Code: 1Z0-819

Total Questions: 315 Q&As ( View Details)

Last Updated: Mar 13, 2025

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1Z0-819 Q&A's Detail

Exam Code: 1Z0-819
Total Questions: 315
Single & Multiple Choice 315

1Z0-819 Online Practice Questions and Answers

Questions 1

Which three initialization statements are correct? (Choose three.)

A. int[][][] e = {{1,1,1},{2,2,2}};

B. short sh = (short)'A';

C. float x = 1f;

D. byte b = 10; char c = b;

E. String contact# = "(+2) (999) (232)";

F. int x = 12_34;

G. boolean false = (4 != 4);

Show Answer
Questions 2

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.

Show Answer
Questions 3

Given:

Why does this compilation fail?

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

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

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

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

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

Show Answer
Questions 4

Given the code fragment:

What is the result?

A. 2

B. -1

C. 1

D. -3

Show Answer
Questions 5

Given: What is the result?

A. 9001: java.io.FileNotFoundException: MyFile.txt-MyFile.txt

B. 9001: APPLICATION ERROR-9001-MyFile.txt 9001: java.io.FileNotFoundException: MyFile.txt-MyFile.txt

C. 9001: APPLICATION ERROR-9001-MyFile.txt

D. Compilations fails at Line 1.

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Oracle 1Z0-819 exam official information: Candidates who hold this certification have demonstrated proficiency in Java (Standard Edition) software development recognized by a wide range of world-wide industries. They have also exhibited thorough and broad knowledge of the Java programming language, coding practices and utilization of new features incorporated into Java SE 11.