[Q105-Q124] Use the best ways of preparing for 1Z0-819 Exam Dumps with TestBraindump Oracle 1Z0-819 PDF Dumps [2023]

QUESTION 105
Given:

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

QUESTION 106
Given:

What is the result?

QUESTION 107
Given:

What is known about the Sportscar class?

QUESTION 108
Which interface in the java.util.function package will return a void return type?

QUESTION 109
Given the code fragment:

What is the result?

QUESTION 110
You replace the code on line 1 to use ParallelStream.

Which one is correct?

QUESTION 111
Given:

and:

Which code, when inserted on line 10, prints the number of unique localities from the roster list?

QUESTION 112
Given:

Which two statements are true if the method is added to Bar? (Choose two.)

QUESTION 113
Given the declaration:

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

QUESTION 114
Given:

What is the result?

QUESTION 115
Given:

You want to use the myResource class in a try-with-resources statement. Which change will accomplish this?

QUESTION 116
Given:

What is the result?

QUESTION 117
Your organization provides a cloud server to your customer to run their Java code. You are reviewing the changes for the next release and you see this change in one of the config files:

Which is correct?

QUESTION 118
Given:

Which is true?

QUESTION 119
Given:

Which two lines cause compilation errors? (Choose two.)

QUESTION 120
Given:

What is the result?

QUESTION 121
Given:

Which one is correct?

QUESTION 122
Given:

Assuming that this code compiles correctly, which three statements are true? (Choose three.)

QUESTION 123
Given:

What is the result?

QUESTION 124
Which two interfaces are considered to be functional interfaces? (Choose two.)
@FunctionalInterface