Given:

Which annotation should be used to remove warnings from compilation?

• A. @SuppressWarnings("unchecked") on main and @SafeVarargs on the print method
• B. @SuppressWarnings("rawtypes") on main and @SafeVarargs on the print method
• C. @SuppressWarnings("all") on the main and print methods
• D. @SuppressWarnings on the main and print methods

설명: (Fast2test 회원만 볼 수 있음)

Given:
jdeps -jdkinternals C:\workspace4\SimpleSecurity\jar\classes.jar
Which describes the expected output?

• A. The -jdkinternals option analyzes all classes in the .jar for class-level dependencies on JDK internal APIs. If any are found, the results with suggested replacements are output in the console.
• B. jdeps outputs an error message that the -jdkinternals option requires either the -summary or the - verbose options to output to the console.
• C. jdeps lists the module dependencies and the package names of all referenced JDK internal APIs. If any are found, the suggested replacements are output in the console.
• D. The -jdkinternals option analyzes all classes in the .jar and prints all class-level dependencies.

설명: (Fast2test 회원만 볼 수 있음)

Given:

Which three actions implement Java SE security guidelines? (Choose three.)

• A. Change line 2 to protected volatile String[] names;.
• B. Change line 6 to public synchronized String[] getNames() {.
• C. Change line 7 to return names.clone();.
• D. Change line 4 to this.names = names.clone();.
• E. Change line 3 to private Secret(String[] names) {.
• F. Change line 2 to private final String[] names;.
• G. Change the getNames() method name to get$Names().

Given the code fragment:
var pool = Executors.newFixedThreadPool(5);
Future outcome = pool.submit(() -> 1);
Which type of lambda expression is passed into submit()?

• A. java.lang.Runnable
• B. java.util.concurrent.Callable
• C. java.util.function.Predicate
• D. java.util.function.Function

설명: (Fast2test 회원만 볼 수 있음)

Given:

Which two independent changes will make the Main class compile? (Choose two.)

• A. Change line 1 to public class Student {.
• B. Move the entire Student class declaration to a separate Java file, Student.java.
• C. Change line 2 to public Student(String classname).
• D. Change line 3 to Student student = new Student("Biology");.
• E. Change line 1 to static class Student {.

설명: (Fast2test 회원만 볼 수 있음)