최신 1z1-819 무료덤프 - Oracle Java SE 11 Developer

A. f1.foo(c) prints Ola Mundo!

B. f1.foo(c) prints Bonjour le monde!

C. f2.foo(c) prints Ola Mundo!

D. b1.foo(c) prints Bonjour le monde!

E. b1.foo(c) prints Ola Mundo!

F. f2.foo(c) prints Bonjour le monde!

G. f1.foo(c) prints Hello world!

H. b1.foo(c) prints Hello world!

I. f2.foo(c) prints Hello world!

A. A runtime exception is thrown.

B. [-1, -2, -3]

C. The compilation fails.

D. [-3, -2, -1]

A. map(e -> e.getLocality())
.count();

B. .map(e -> e.getLocality())
.collect(Collectors.toSet())
.count();

C. .filter(Employee::getLocality)
.distinct()
.count();

D. .map(Employee::getLocality)
.distinct()
.count();

A. Class A extends ArithmeticException {

B. Class A extends Exception {

C. Class A extends RuntimeException {

D. Class A extends Throwable {

A. Function<String, String> func = (var @NonNull x) -> x.toUpperCase();

B. var v = "Hello" + (@Interned) "World"

C. var obj = new @Interned MyObject();

D. var myString = (@NonNull String) str;

E. Function<String, String> func = (@NonNull var x) -> x.toUpperCase();

F. Function<String, String> func = (@NonNull x) -> x.toUpperCase();

A. An exception is thrown at runtime

B. Mr, Blue

C. Green

D. Mr, Green

A. Fox class must implement either Forest or Town interfaces, but not both.

B. The inhabit method implementation from the first interface that Fox implements will take precedence.

C. Fox class does not have to override inhabit method, so long as it does not try to call it.

D. Fox class does not have to override the inhabit method if Forest and Town provide compatible implementations.

E. Fox class must provide implementation for the inhabit method.

A. 234

B. 2134

C. 214

D. 2341

A. Main.prefix + Main.getName()

B. Main.prefix + Main.name

C. new Main().prefix + new Main().name

D. prefix + Main.name

E. prefix + getName

F. prefix + name

A. A java:util. NsuchElementException is thrown at runtime

B. The compilation fails

C. Ans: a

D. Ans:

A. to remove an item from the beginning of the stream

B. to process the current item and return void

C. to remove an item from the end of the stream

D. to process the current item and return a stream

A. The Sportscar class is a subclass of Automobile and inherits its methods.

B. The Sportscar class is a superclass that has more functionality than the Automobile class.

C. The Sportscar subclass cannot override setTurbo method from the superclass Automobile.

D. The Sportscar class inherits the setTurbo method from the superclass Automobile.

A. FooException is unchecked.

B. The body of foo can only throw FooException.

C. The body of foo can throw FooException or one of its subclasses.

D. FooException is a subclass of RuntimeError.

A.

B.

C.

D.

A. Locale.setDefault(Locale.SIMPLIFIED_CHINESE);

B. Locale.setDefault(Locale.Category.FORMAT, "zh-CN");

C. Locale.setDefault("en_CA");

D. Locale.setDefault(Locale.Category.FORMAT, Locale.CANADA_FRENCH);

E. Locale.setDefault("es", Locale.US);

A. An application must be structured as modules in order to run on the modular JDK.

B. APIs are deprecated more aggressively because the JDK has been modularized.

C. The foundational APIs of the Java SE Platform are found in the java.base module.

D. It is possible but undesirable to configure modules' exports from the command line.