1z1-419問題集、Oracle実際の試験問題

質問 1

Consider a bounded task flow input parameter called employeeld of type oracle jbo.domain.Number. When defining the parameter in the bounded task flow, if you do not define a value (destination) for the parameter, where does it get written to? (Choose the best answer.)

A. #{employee.employeeld}

B. #(employeeld)

C. #{backingBeanScope employee.employeeld)

D. #{pageFlowScope employeeld}

E. #{pageFlowScope employee employeeld)

F. #{backingBeanScope employeeld)

正解: D

質問 2

Which two statements are true about af:tree? (Choose two.)

A. You can show only one outputText per node in aftree.

B. Trees can display, at the most, a three-level-deep hierarchy.

C. To modify the data fields shown in a node of a tree created with ADF binding, you need to edit the tree bindings.

D. You can specify a filter for a tree's node based on an attribute value at design time.

正解: A,D

質問 3

Which two components allow you to divide your page into two sections, where one section can be collapsed and expanded by the user, without the need to code I

A. afpanerTabbed

B. afstretchLayout

C. afpanelBorderLayout

D. afpanelSplitter

E. afpanelDrawer

正解: C,D

質問 4

The EmployeesVO view object is based on the Employees table and includes a Deptld attribute.
However, Deptld is not really meaningful to the end user and so, for each employee returned by EmployeesVO. you need to show the correct DepartmentName, which comes from the Departments table and is referenced by the EmployeesVO Deptld attribute. How can you achieve this behavior by using the declarative features of ADF Business Components? (Choose the best answer.)

A. Add a transient attribute called DepartmentName in the view object and, in the ViewRowlmpI class, override the getDepartmentName() accessor to: return (String) getAttributelnternal(DEPARTMENTNAME);

B. Define that EmployeesVO is also based on the Departments entity object. Then select "Add attribute from entity" in the EmployeesVO view object and select DepartmentName from the Departments entity object.

C. For the EmployeesVO view object, select the query and add WHERE Employees DEPARTMENTJD = Departments.DEPARTMENTJD

D. Create a database view to join the Departments and Employees tables and base the view object on that view.

E. Add a transient attribute to EmployeesVO and set its value to select DepartmentName from Departments where Deptld = EmployeesView.Deptld

正解: E

質問 5

Which two statements are true about attribute value bindings? (Choose two.)

A. Multiple Ul components can reference the same attribute value binding.

B. An attribute value binding can be created only by dragging and dropping a data control attribute onto a page.

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. An ADF Faces inputText and an outputText component displaying the same attribute value would typically use separate bindings.

E. Each data control attnbute can have only one attnbute value binding.

正解: D,E

質問 6

You want to configure an application so that users can shop for products anonymously without authentication, and must then authenticate after they enter the checkout process How would you enable this requirement? (Choose the best answer)

A. Add a view containing a login form to the task flow containing the checkout process

B. Grant roles access rights to the task flow containing the checkout process

C. Remove ADF Security for the application and replace it with Java EE Security for the task flow containing the checkout process

D. Ensure the task flow containing the shopping process is unbounded

正解: A

質問 7

Which two statements are true about an af:panelStretchl_ayout component? (Choose two.)

A. You can specify the vertical size for the top facet in pixels.

B. Facets without content in them do not show up at run time.

C. a component placed in the center facet dynamically spaces out vertically to fill out the page height.

D. You cannot include another panelStretchLayout component in the bottom facet.

E. Components placed in the center facet stretch to fill the horizontal space regardless of their containing layout container.

F. if the top facet has more content then fits vertically, it automatically adds a vertical scroll bar.

正解: C,F

質問 8

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

A. 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

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

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

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

正解: A

質問 9

Which method must you override to ensure that messages are logged each time bind variable values are set in an application? (Choose the best answer.)

A. bindParametersForCollectionO method in the super-class of ViewObjectlmpI

B. bindParametersForCollectionO method in the super-class of ApplicationModulelmpI

C. setBindVahables() method in any ViewObjectlmpI that uses bind variables

D. bindParametersForCollection() method in any ViewObjectlmpI that uses bind variables

正解: A

Oracle Application Development Framework 12c Essentials - 1z1-419 模擬練習