1z1-830 무료 덤프문제 온라인 액세스

Given:
java
List<Integer> integers = List.of(0, 1, 2);
integers.stream()
.peek(System.out::print)
.limit(2)
.forEach(i -> {});
What is the output of the given code fragment?

• A.012
• B.Compilation fails
• C.Nothing
• D.01
• E.An exception is thrown

Which of the following doesnotexist?

• A.BiSupplier<T, U, R>
• B.Supplier<T>
• C.DoubleSupplier
• D.BooleanSupplier
• E.LongSupplier
• F.They all exist.

Given:
java
package vehicule.parent;
public class Car {
protected String brand = "Peugeot";
}
and
java
package vehicule.child;
import vehicule.parent.Car;
public class MiniVan extends Car {
public static void main(String[] args) {
Car car = new Car();
car.brand = "Peugeot 807";
System.out.println(car.brand);
}
}
What is printed?

• A.Peugeot
• B.Peugeot 807
• C.An exception is thrown at runtime.
• D.Compilation fails.

Given:
java
var hauteCouture = new String[]{ "Chanel", "Dior", "Louis Vuitton" };
var i = 0;
do {
System.out.print(hauteCouture[i] + " ");
} while (i++ > 0);
What is printed?

• A.Chanel Dior Louis Vuitton
• B.An ArrayIndexOutOfBoundsException is thrown at runtime.
• C.Compilation fails.
• D.Chanel

Which two of the following aren't the correct ways to create a Stream?

• A.Stream stream = new Stream();
• B.Stream stream = Stream.empty();
• C.Stream<String> stream = Stream.builder().add("a").build();
• D.Stream stream = Stream.generate(() -> "a");
• E.Stream stream = Stream.ofNullable("a");
• F.Stream stream = Stream.of();