Oracle Oracle Certifications 1Z0-419 Questions & Answers

• Question 61:

  Where could you write code to change the color of a JSF input text component if the value of the salary field on the same page is higher than a fixed value? (Choose the best answer.)

  A. in a backing bean

  B. in the validation for the view object's salary attribute

  C. in the CSS file that defines the skin for the application

  D. in a custom validator defined at the field level

  Correct Answer: D

• Question 62:

  Your organization has specified that menu components should be located on the left-hand side of a page and that the main content should be displayed in the center. How do you ensure that developers adhere to this standard? (Choose the best answer.)

  A. Ask all developers to use the two-column quick start layout.

  B. Create a page template that defines the specified layout and distribute it to developers

  C. Create an ADF library that contains a collection of ADF Faces components that developers must use

  D. Create a task flow template that defines the specified layout; this will enforce the correct layout on all pages that are built from the template.

  Correct Answer: B

• Question 63:

  Which two statements are true about the Key Exists validator? (Choose two.)

  A. it always issues a select to the database to ensure all data is up to date.

  B. it first checks the cache for match and then goes to the database only if necessary.

  C. it cannot validate any data changes that happened in the current transaction that have not yet been committed to the database.

  D. it can validate any data changes that happened in the current transaction that have not yet been committed to the database.

  E. it can be used only with attributes that are defined as primary keys in the database.

  Correct Answer: BD

• Question 64:

  Which statement is true about the role of data controls in ADF? (Choose the best answer)

  A. They implement business service functions.

  B. They persist data from the database for display in the user interface

  C. They provide a consistent abstraction over the implementation details of a business service.

  D. They are a Java API that is called directly from each Ul component to populate the component with data.

  E. They are the primary source of validation logic to control the behavior of your business service.

  Correct Answer: C

• Question 65:

  A backing bean for a page must hold its value over multiple requests for the current user. Which three bean scopes are applicable? (Choose three.)

  A. requestScope

  B. backingBeanScope

  C. viewScope

  D. pageFlowScope

  E. sessionScope

  F. applicationScope

  Correct Answer: CDE

• Question 66:

  Which statement is true about creating a method at the application module level? (Choose the best answer.)

  A. You cannot create methods at the application module level.

  B. Application module methods provide an interface for the view layer to call custom business logic that may work across multiple data views.

  C. Application module methods are best suited to writing validation logic for entity objects.

  D. Methods in an application module allow you to manipulate Ul components in the ViewController project

  E. Because ADF provides no way at run time to automatically create or delete view object records, you must create application module methods to do this.

  Correct Answer: B

• Question 67:

  Which statement is true about the difference between an Action binding and a methodAction binding? (Choose the best answer.)

  A. None; they are used interchangeably.

  B. An Action binding is a binding to a method defined in the business service exposed through a data control, whereas a methodAction binding is used to bin

  C. Both are bindings to methods defined in a business service, but an Action binding is used to bind to a Ul component whereas a methodAction binding is 01

  D. Both are bindings to methods defined in a business service, but a methodAction binding is used to bind to a Ul control whereas an Action binding is only a

  E. Action bindings are used to bind to built-in operations such as Create, Delete and Next, whereas a methodAction binding is used to bind to custom methoc

  Correct Answer: E

• Question 68:

  View the Exhibit

  

  Which three options are true about the scenario in the Exhibit? (Choose three)

  A. Two separate view object instances allow you, at run time, to maintain two separate current row indicators on each instance respectively, to display separate records at the same time.

  B. Two separate view object instances defined through the same application module create separate entity object caches, allowing users to modify records in their own independent transactions.

  C. Two separate view object instances exposed through the application module allow you to apply separate view criteria and bind variable values to show separate result sets.

  D. Under the relating AppModuleDataControl in the JDeveloper Data Controls window, each view object instance appears as a separate selectable data collection

  E. ADF Faces restricts developers from using the same view object instance across pages, so developers at design time must create multiple separate view object instances.

  Correct Answer: ACD

• Question 69:

  To deploy an application, select the application drop-down and choose Deploy. In the resulting dialog box, select Deploy to EAR file to_______or Deploy to Application Server to______. (Choose the best answer.)

  A. create a file to deploy to using WLST or Ant scripts; deploy an application to a managed server

  B. deploy an application to a predefined application server; deploy a JAR file to a predefined application server

  C. create a file to deploy to a clustered server; deploy an application to a third-party application server

  D. deploy to the Integrated WebLogic server: deploy to a clustered server

  E. create a file to deploy to a clustered server; deploy an application using Enterprise Manager

  Correct Answer: A

• Question 70:

  You need to execute a managed bean function immediately when af:selectBooleanCheckhox is selected by a user. Which listener property would you implement?

  A. valueChanqeListener

  B. selectionListener

  C. actionListener

  D. queryListener

  E. phaseListener

  Correct Answer: A