A.Hello world!Bonjour le monde!

B.Hello world!Hello world!

C.Bonjour le monde!Hello world!

D.Bonjour le monde!Bonjour le monde!

A.b1

B.2

C.b2

D.1

E.b3

F.3

G.The compilation fails due to an error in line 1.

A.Function function = String::toUpperCase;

B.UnaryOperator function = s > s.toUpperCase();

C.UnaryOperator<String> function = String::toUpperCase;

D.Function<String> function = m > m.toUpperCase();

A.Input: Echo:

B.Input: Helloworld Echo: Helloworld

C.Input:
Then block until any input comes from System.in.

D.Input:
Echo: Helloworld

E.A NullPointerException is thrown at run time.

A.f1.foo(li) prints Hello world!

B.f1.foo(li) prints Hola Mundo!

C.b1.foo(li) prints Hello world!

D.f2.foo(li) prints Hola Mundo!

E.b1.foo(li) prints Hola Mundo!

F.f2.foo(li) prints Hello world!

G.f2.foo(li) prints Bonjour le monde!

H.b1.foo(li) prints Bonjour le monde!

I.f1.foo(li) prints Bonjour le monde!