Online 1Z0-809 Practice Test

Question 1

Which of the following code will create/return a Locale object for the JVM, on which your code is running?

Options :

A : System.getDefault();

B : Locale.getDefault();

C : Locale.getLocale();

D : Locale.getDefaultLocale();

Answer: B

Question 2

Given the code fragment:

Assume that:

The required database driver is configured in the classpath.

The appropriate database is accessible with the dbURL, userName, and passWord exists

The Employee table has a column ID of type integer and the SQL query matches one record.

What is the result?

Options :

A :

Compilation fails at line 14.

B :

Compilation fails at line 15.

C :

The code prints the employee ID.

D : The code prints Error.

Answer: A

Question 3

Given:

and the code fragment:

Which two code fragments, when inserted at line n1 independently, enable the code to print

TruckCarBike?

Options :

A : .sorted ((v1, v2) -> v1.getVId() < v2.getVId())

B : .sorted (Comparable.comparing (Vehicle: :getVName)).reversed ()

C :

.map (v -> v.getVid())

.sorted ()

D : .sorted((v1, v2) -> Integer.compare(v1.getVId(), v2.getVid()))

E : .sorted(Comparator.comparing ((Vehicle v) -> v.getVId()))

Answer: A,D

Question 4

Given the code fragment:

Stream<Path> files = Files.list(Paths.get(System.getProperty(“user.home”)));

files.forEach (fName -> { //line n1

try {

Path aPath = fName.toAbsolutePath(); //line n2

System.out.println(fName + “:”

+ Files.readAttributes(aPath,

Basic.File.Attributes.class).creationTime

());

} catch (IOException ex) {

ex.printStackTrace();

});

What is the result?

Options :

A :

All files and directories under the home directory are listed along with their attributes.

B : A compilation error occurs at line n1.

C : The files and folders in the home directory are listed along with their attributes.

D : A compilation error occurs at line n2.

Answer: C

Question 5

Given the code fragment:

What is the result?

Options :

A : A compilation error occurs at line n2.

B : 3

C :

2

D : A compilation error occurs at line n1.

Answer: A

EXPERTY DESIGNED 1Z0-809 PRACTICE TEST