Free Oracle 1Z0-816 Exam Dumps Questions & Answers

Which code fragment compiles?

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

Given:

and

Which code fragment on line 1 makes the s1 set contain the names of all employees born before January 1, 1989?

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

Given the contents:
MessageBundle.properties file:
message=Hello
MessageBundle_en.properties file:
message=Hello (en)
MessageBundle_US.properties file:
message=Hello (US)
MessageBundle_en_US.properties file:
message=Hello (en_US)
MessageBundle_fr_FR.properties file:
message=Bonjour
and the code fragment:
Locale.setDefault(Locale.FRANCE);
Locale currentLocale = new Locale.Builder().setLanguage("en").build();
ResourceBundle messages = ResourceBundle.getBundle("MessageBundle", currentLocale); System.out. println(messages.getString("message")); Which file will display the content on executing the code fragment?

• A.MessageBundle_fr_FR.properties
• B.MessageBundle_en_US.properties
• C.MessageBundle_en.properties
• D.MessageBundle.properties
• E.MessageBundle_US.properties

Which two statements correctly describe capabilities of interfaces and abstract classes? (Choose two.)

• A.Interfaces cannot have methods with bodies but abstract classes can.
• B.Interfaces cannot have static methods but abstract classes can.
• C.Interfaces cannot have instance fields but abstract classes can.
• D.Both interfaces and abstract classes can have final methods.
• E.Interfaces cannot have protected methods but abstract classes can.

Given:
var data = new ArrayList<>();
data.add("Peter");
data.add(30);
data.add("Market Road");
data.set(1, 25);
data.remove(2);
data.set(3, 1000L);
System.out.print(data);
What is the output?

• A.An exception is thrown at run time.
• B.[Market Road, 1000]
• C.[Peter, 25, null, 1000]
• D.[Peter, 30, Market Road]