A. easier to understand the Java language

B. improves security and maintainability

C. easier to build a custom runtime linking application modules and JDK modules

D. easier to expose implementation details

E. improves application robustness

A. Option D

B. Option C

C. Option A

D. Option B

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

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

C. UnaryOperator function = s -> s.toUpperCase();

D. Function function = String::toUpperCase;

A. void x() { super.y(); }
public void z() { }

B. public void x() { }
public void z() { }

C. void x() { }
public void y() { }
public void z() { }

D. public void x() { }
protected void y() { super.y(); }
public void z() { }

E. void x() { }
public void z() { }

A. javac fails to compile the class and prints the error message, C:\workspace4\Mycar.java:1:error: package java does not exist

B. javac fails to compile the class and prints the error message, Error: Could not find or load main class Mycar.class

C. javac fails to compile the class and prints the error message, C:\workspace4\Mycar.java:1:error: expected import java.lang

D. javac compiles Mycar.java without errors or warnings.

A. Keys: 0 Values: 0 Map:

B. Keys: 4 Values: 4 Map: 4

C. Keys: 0 Values: 0 Map: 0

D. Keys: 4 Values: 4 Map: 0

E. The compilation fails.

A. Replace line 12 with public static void printValue function<Integer> f, int num) {.

B. Replace line 12 with public static int printValue function<Integer, Integer>, f, T num {.

C. Replace line 9 with function<Integer> tripler = x-> - { return (Integer) X * 3 ; }.

D. Replace line 12 with public static <T> void printValue (Function<T, T> f, T num ) {,

E. Replace line 9 with function<Integer>, Integer> = X -> { return (integer) x * 3; }.

A. 3 3 3 3

B. 5 5 3 3

C. 3 5 3 3

D. 3 5 3 5

A. Add catch (M |L e).

B. Add catch (N | L | M e).

C. Add catch (L |M N e).

D. Add catch (L |N e).

E. Add catch (L e).

A. Good Morning, Potter

B. Good Morning, Harry

C. Good Night, Harry

D. Good Night, Potter