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Oracle 1Z0-419 - Questions & Answers

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Question 1
Single choice

Which statement describes the Oracle implementation of model-view-controller (MVC)? (Choose the best answer.)

A.

Oracle ADF provides a "pure" implementation of MVC. with the model layer handling page navigation and encapsulating business logic.

B.

ADF Controller provides support for application tasks such as validation, state management, security, and business-process orchestration.

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.

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

Question 2
Single choice

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

A.

Only Oracle ADF Business Components can be exposed as data controls.

B.

Dragging a data control onto a JSF page generates a Java class that acts as a managed bean

C.

An XXXpagedef xml file holds detailed information about a JSF page's use of data and operations exposed through ADF Data Controls

D.

Data controls eliminate the need to use expression language in your JSF code for binding the Ul to data

E.

A Databindings cpx file holds names of managed beans that you map to Ul elements

Question 3
Single choice

What is the first step you perform to secure an ADF application? (Choose the best answer.)

A.

Edit the web.xml file and adf-confiq.xml file to include the ADF authentication servlet configuration.

B.

Merge the application roles into the deployment server's roles.

C.

Define a lifecycle listener to intercept the HTTP request for the application's URL

D.

Use the Configure ADF Security wizard to enable secunty for the application.

E.

Create a login page and run the application authenticated as the test-all user.

Question 4
Single choice

Your page contains the following code that is invoked on an action by the current user;

<af:setPropertyListener from-"#{applicant:surname}" to-'#(...)" type-'action'7>

To receive the value from the to property of the afsetPropertyListener, you create a managed bean as follows

package view;

public class Employee { String lastName;

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</managed-bean>

What EL expression would you write in the af setPropertyListener "to" property to write the value to the lastName string of the Employee class? (Choose the best answer.)

A.

to="#{lastName}"

B.

B.to="#{LastNamer

C.

C.to="#{pageFlowScope.emp.lastName):

D.

to^frfpageFlowScopeEmplastName}"

E.

to="#{emp.lastName}e

F.

to="#{pageFlowScope emp LastName}"

Question 5
Multiple choice

Which three statements are true about the default value for an entity object attribute? (Choose three.)

A.

it can be a literal value.

B.

it can be defined by a Groovy expression.

C.

it can be defined by a SQL select statement.

D.

it can be defined by an Expression Language (EL) statement.

E.

it can be defined by referencing a database stored procedure.

Question 6
Single choice

you access a page in your auh application mat reters to Dinaings caning auh business components.

Which statement is true at run time about the ADF Business Component application module? (Choose the best answer.)

A.

An application module is automatically instantiated (or each user session and allocated to that user for the life of their session.

B.

The programmer must instantiate an application module in a JSF managed bean and carry the application module for the life of the user session.

C.

One application module bean is instantiated and shared by all user sessions.

D.

An application module instance is checked out of the application module pool and given to the user session for at least that request, or longer depending

Question 7
Single choice

you nave wnnen a uroovy vanaaiion expression ror me tmpioyees enuiy ODjea.
now wouia you customize ine error message to snow rne vaiue 01 rne LastName attribute as all uppercase?
(Choose the best answer.)

A.

Add a token to the validation error message and define the token value as LastName toUpperCase().

B.

Add a token to the validation error message and define the token value as adf.object.hints toUpperCase.

C.

Add a token to the validation error message and define the token value as adf.object.hints value toUpperCase

D.

Manually change the error string in the ModelBundle.properties file to be uppercase.

E.

insert adf error raise ("< your error message>" + LastName tollpperCaseO) into the validation code as
part of the failure processing.

Question 8
Single choice

Consider a case where a view does not load with the expected data.
Where would you set a breakpoint to debug the issue?
(Choose the best answer.)

A.

the executable binding for the iterator on the pagedef for the view

B.

a router activity that is used to determine where to send the user after selecting a row in the view

C.

the partialTriggers property of the data bound component in the view

D.

the value binding for the iterator on the pagedef for the view

Question 9
Single choice

Consider a case where an application does not respond as predicted when a user submits data.
Where would you set a breakpoint to debug the issue?
(Choose the best answer)

A.

the value binding for the iterator on the pagedef for the view

B.

a view activity that is used to determine where to send the user

C.

the partialTriggers property of the data bound component in the view

D.

the Apply Request Values phase of the life cycle

Question 10
Single choice

Which statement is true about the role of bindings within the ADF Model layer of ADF? (Choose the best answer.)

A.

The binding is a Java API for reading and writing data directly between ADF Business Components and ADF Faces.

B.

There is a one-to-one mapping such that each data control has only one binding.

C.

There are three types of bindings: method, attribute, and table.

D.

Expression Language is used to connect a Ul component to a binding.

E.

Bindings can be created only by dragging and dropping from the Data Controls window.

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