Oracle 1z0-419 問題集

質問 1：
View the Exhibit

You have defined a compare validation rule on the CommissionPct attnbute of the Employees entity object such that Commission must be greater than zero. How would you define that the validation rule applies only to those with the Jobld "SA_MAN" using the declarative features of ADF Business Components? (Choose the best answer.)
A. Remove the current validator and, instead, write a script validator using Groovy and use an if statement to check the value of JoblD.
B. Remove the current validator and, instead, write a method validator in Java and use an if statement to check the value of JoblD.
C. Remove the current validator and, instead, write a regular expression validator to check the value of JobID
D. The entity object has a Validation Execution tab and you use this to set a conditional execution expression Jobld = "SA_MAN".
E. Change the literal value in the current validation rule to be if Jobld = SA_MAN then return 0.1 else return null.
正解：A

質問 2：
Which statement describes the Oracle implementation of model-view-controller (MVC)? (Choose the best answer.)
A. JSF Controller is the best choice for ADF Faces-based web applications because it enables you to break up an application's page flow into re-usable fli
B. Oracle ADF provides a "pure" implementation of MVC. with the model layer handling page navigation and encapsulating business logic.
C. ADF bindings provide a layer of abstraction on top of the business services to enable the view and controller layers to work with different implementation
D. ADF Controller provides support for application tasks such as validation, state management, security, and business-process orchestration.
正解：C

質問 3：
Which two statements are true after rolling back an application module? (Choose two.)
A. All entity object caches for the associated view objects of the application module are emptied. C Any attribute changes to entity objects for the associated view objects of the application module are reset to their onginal values
B. New or deleted records are unaffected by the rollback.
C. The associated view object iterators for the application module have their current row indicators reset to the first row.
D. The application module is passivated.
正解：A,D

質問 4：
Consider the following code:
<af:inputTexl valueChangeListener="#{myBean.handleChange}r .../>
<af:commandButton actionListener= n#{myBean.doAction}" action="#
{myBean qetDestmation}" .../>
At run time, a user modifies the value in the af:inputText control, then presses afcommandButton
Assuming no errors are raised, which option represents the managed bean code invoked in the correct order1? (Choose the best answer.)
A. myBean handleChange, myBean doAction, myBean.qetDestination
B. myBean.doAction, myBean.handleChange
C. myBean.handleChange, myBean.doAction
D. myBean.doAction, myBean handleChange, myBean.getDestination
正解：C

質問 5：
Which two statements describe the characteristics of an application module? (Choose two)
A. There is a one-to-one mapping between view objects and application modules.
B. it defines view object instances to implement an application use case.
C. ft provides the database transaction for the queries that it encapsulates.
D. it defines entity object instances to implement an application use case.
E. Each ADF application has only one application module.
正解：B,C

質問 6：
Which statement is true about the difference between an Action binding and a methodAction binding? (Choose the best answer.)
A. 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
B. None; they are used interchangeably.
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. 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
E. 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
正解：A

質問 7：
Which three options are available in the ADF Controller that are not available in the generic JSF 2.0 controller layer? (Choose three.)
A. subflows that can be included as regions inside a page
B. pageflow scope: a memory scope for managed beans that is available for several pages (longer than a request scope and shorter than a session scope)
C. defining managed beans that contain references to components on a page
D. method calls as part of the definition of a page flow
E. ability to break the page flow of an application into multiple files
正解：A,B,C

質問 8：
Which two statements are true about attribute value bindings? (Choose two.)
A. An ADF Faces inputText and an outputText component displaying the same attribute value would typically use separate bindings.
B. Multiple Ul components can reference the same attribute value binding.
C. Creating an attnbute value binding by dragging and dropping from the Data Controls window references, by default, an attribute value in the current row in the collection.
D. Each data control attnbute can have only one attnbute value binding.
E. An attribute value binding can be created only by dragging and dropping a data control attribute onto a page.
正解：A,D

質問 9：
View the Exhibit

What does the SetCurrentRowWithKey activity do for this task flow? (Choose the best answer.)
A. displays a pop-up that allows the user to enter a value for the current row
B. calls a method
C. calls the updateCustomer page
D. determines whether the user is navigated to the updateCustomer or callEmployeeTF activity
正解：C