Oracle dumpskey helping Hand Questions For 1z0-809 by Alora q98 vce pdf

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Exam Name:	Java SE 8 Programmer II
Exam Code:	1z0-809 Dumps
Vendor:	Oracle	Certification:	Java SE
Questions:	208 Q&A's	Shared By:	alora

Question 32

Given:

Questions 32

and the code fragment:

Questions 32

Which modification enables the code fragment to print Speaker?

Options:

Implement Predicate in the Product.ProductFilter class and replace line n2 with .filter (p -> p.ProductFilter.test (p))

Replace line n1 with:public static boolean isAvailable (Product p) {

Replace line n2 with:.filter (p -> p.ProductFilter: :isAvailable (p))

Replace line n2 with:.filter (p -> Product: :ProductFilter: :isAvailable ())

Discussion

Question 33

Given the definition of the Country class:

public class country {

public enum Continent {ASIA, EUROPE}

String name;

Continent region;

public Country (String na, Continent reg) {

name = na, region = reg;

}

public String getName () {return name;}

public Continent getRegion () {return region;}

}

and the code fragment:

List couList = Arrays.asList (

new Country (“Japan”, Country.Continent.ASIA),

new Country (“Italy”, Country.Continent.EUROPE),

new Country (“Germany”, Country.Continent.EUROPE));

Map> regionNames = couList.stream ()

.collect(Collectors.groupingBy (Country ::getRegion,

Collectors.mapping(Country::getName, Collectors.toList()))));

System.out.println(regionNames);

What is the output?

Options:

{EUROPE = [Italy, Germany], ASIA = [Japan]}

{ASIA = [Japan], EUROPE = [Italy, Germany]}

{EUROPE = [Germany, Italy], ASIA = [Japan]}

{EUROPE = [Germany], EUROPE = [Italy], ASIA = [Japan]}

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Question 34

Given the code fragment:

Questions 34

Assume that dbURL, userName, and password are valid.

Which code fragment can be inserted at line n1 to enable the code to print Connection Established?

Options:

Properties prop = new Properties();prop.put (“user”, userName);prop.put (“password”, password);con = DriverManager.getConnection (dbURL, prop);

con = DriverManager.getConnection (userName, password, dbURL);

Properties prop = new Properties();prop.put (“userid”, userName);prop.put (“password”, password);prop.put(“url”, dbURL);con = DriverManager.getConnection (prop);

con = DriverManager.getConnection (dbURL);con.setClientInfo (“user”, userName);con.setClientInfo (“password”, password);

Discussion

Question 35

The data.doc, data.txt and data.xml files are accessible and contain text.

Given the code fragment:

Stream paths = Stream.of (Paths. get(“data.doc”),

Paths. get(“data.txt”),

Paths. get(“data.xml”));

paths.filter(s-> s.toString().endWith(“txt”)).forEach(

s -> {

try {

Files.readAllLines(s)