Given the following class declarations:
public abstract class Animal public interface Hunter public class Cat extends Animal implements Hunter public class Tiger extends Cat
Which answer fails to compile?
----

• A.Option A
• B.Option B
• C.Option C
• D.Option D
• E.Option E

Comment: *

Name: *

Email: *

Verification: *

Which statement best describes encapsulation?

• A.Encapsulation ensures that classes can be designed so that if a method has an argument MyType x, any subclass of MyType can be passed to that method.
• B.Encapsulation ensures that classes can be designed with some fields and methods declared as abstract.
• C.Encapsulation ensures that classes canbe designed so that only certain fields and methods of an object are accessible from other objects.
• D.Encapsulation ensures that classes can be designed so that their methods are inheritable.

Comment: *

Name: *

Email: *

Verification: *

Given:

What is the result?

• A.Option A
• B.Option D
• C.Option B
• D.Option C

Comment: *

Name: *

Email: *

Verification: *

Which three are advantages of the Java exception mechanism?

• A.Improves the program structure because the error handling code is separated from the normal program function
• B.Allows the creation of new exceptions that are tailored to the particular program being created
• C.Improves the program structure because the programmer can choose where to handle exceptions
• D.Provides a set of standard exceptions that covers all the possible errors
• E.Improves the program structure because exceptions must be handled in the method in which they occurred

Comment: *

Name: *

Email: *

Verification: *

Which statement initializes a stringBuilder to a capacity of 128?

• A.StringBuilder sb = new String ("128");
• B.StringBuilder sb = StringBuilder.setCapacity (128);
• C.StringBuilder sb = StringBuilder.getInstance (128);
• D.StringBuilder sb = new StringBuilder (128);

Comment: *

Name: *

Email: *

Verification: *