1Z0-819 Dumps 2025 – New Oracle 1Z0-819 Exam Questions [Q98-Q112]

QUESTION 98
Given:

What is the result?

QUESTION 99
Given:

and the code fragment:
Which two Map objects group all employees with a salary greater than 30 by neighborhood? (Choose two.)

QUESTION 100
Given:

Which three are correct? (Choose three.)

QUESTION 101
Given:

What is the output?

QUESTION 102
Given:

What is the output?

QUESTION 103
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?

QUESTION 104
Given:

What is the result?

QUESTION 105
Given the code fragment:

You want to examine whether path is a directory.
Which code inserted on line 1 will accomplish this?

QUESTION 106
Given:

Which two method implementations are correct, when inserted independently in line 1? (Choose two.)

QUESTION 107
Given the code fragment:

What is the result?

QUESTION 108
Given:

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

QUESTION 109
Which two are successful examples of autoboxing? (Choose two.)

QUESTION 110
Given these classes:

And this code fragment:

What is the result?

QUESTION 111
Given:

Which two are secure serialization of these objects? (Choose two.)

QUESTION 112
Given:

and

Which four identifiers from the Fooand Barclasses are visible at line 1? (Choose four.)