Java SE 7 Programmer II

Here you have the best Oracle 1z0-804 practice exam questions

You have 150 total questions to study from
Each page has 5 questions, making a total of 30 pages
You can navigate through the pages using the buttons at the bottom
This questions were last updated on October 30, 2025
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Question 1 of 150

Given:

Which three values will appear in the output?

A.

5

B.

7

C.

a1

D.

a2

E.

b1

F.

b2 ADE

Correct Answer:

Question 2 of 150

Given these facts about Java types in an application:
- Type x is a template for other types in the application.
- Type x implements dostuff ().
- Type x declares, but does NOT implement doit().
- Type y declares doOther() .
Which three are true?

A.

Type y must be an interface.

B.

Type x must be an abstract class.

C.

Type y must be an abstract class.

D.

Type x could implement or extend from Type y.

E.

Type x could be an abstract class or an interface.

F.

Type y could be an abstract class or an interface.

Correct Answer: B, D, F

Question 3 of 150

Given:

What two changes, made independently, will enable the code to compile?

A.

Change the signature of Account to: public class Account.

B.

Change the signature of CheckingAccount to: public abstract CheckingAccount

C.

Implement private methods for deposit and withdraw in CheckingAccount.

D.

Implement public methods for deposit and withdraw in CheckingAccount.

E.

Change Signature of checkingAccount to: CheckingAccount implements Account.

F.

Make Account an interface.

Correct Answer: B, D

Question 4 of 150

Given:

Which fragment, inserted in the Books interface, enables the code to compile?

A.

public abstract String type; public abstract String getType();

B.

public static String type; public abstract String getType();

C.

public String type = "Fiction"; public static String getType();

D.

public String type = "Fiction"; public abstract String getType();

Correct Answer: D

Question 5 of 150

Given:

What is the result?

A.

Event Quiz

B.

Event Event

C.

Quiz Quiz

D.

Quiz Event

E.

Compilation fails

Correct Answer: E