Pass Your Oracle Java SE 1Z0-819 Exam on Dec 15, 2022 with 225 Questions [Q36-Q51]

NO.36 Given:

What is the output?

NO.37 Given:

What is the result?

NO.38 Which describes a characteristic of setting up the Java development environment?

NO.39 Given:

Which loop incurs a compile time error?

NO.40 Given:

What is the output?

NO.41 Given the code fragment:

What is the result?

NO.42 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)

NO.43 Given:

What is required to make the Foo class thread safe?

NO.44 Which two are functional interfaces? (Choose two.)

NO.45 Given the code fragment:

Which “for” loop produces the same output?

NO.46 Given:
var fruits = List.of(“apple”, “orange”, “banana”, “lemon”);
You want to examine the first element that contains the character n. Which statement will accomplish this?

NO.47 Which two are functional interfaces? (Choose two.)

NO.48 Given the code fragment:

What is the result?

NO.49 Given:

Which is true?

NO.50 Given these two classes:


And given this fragment:

Which describes the fragment?

NO.51 Given:

What is the result?