单选题Which object is added to a form module when you copy the reusable calender class?（）A List icon B Object group C PL/SQL library D Key-Listval trigger 

第1题：

Which object is added to a form module when you copy the reusable calender class?（）

• A、List icon 
• B、Object group 
• C、PL/SQL library 
• D、Key-Listval trigger 

第2题：

Which two scenarios are NOT safe to replace a StringBuffer object with a StringBuilder object？（）

• A、When using versions of Java technology earlier than 5.0.
• B、When sharing a StringBuffer among multiple threads.
• C、When using the java.io class StringBufferInputStream.
• D、When you plan to reuse the StringBuffer to build more than one string.

第3题：

You write a procedure that will be called from two level triggers and a database trigger. Where should you store this code? （）

• A、On the Oracle server. 
• B、Locally in each form module. 
• C、In an attached PL/SQL library 
• D、On your file network server.

第4题：

You are developing a Hotel Booking application for a travel company. The users request a wizard-style interface for this application. How could you satisfy this requirement?（）

• A、Reference the Object Iron packages in your form module. 
• B、Write an HTML interface, and invoke it from your form module. 
• C、Include the Wizard class reusable component in your application. 
• D、Build a customized wizard using tab canvases and a horizontal toolbar canvas.

第5题：

At design time, you create a query record group for the LOV associated with the HOTEL text item in a form module for the Travel Planner Application. When is the record group populated?（）

• A、When the user navigates to the HOTEL item. 
• B、When the form module successfully compiles. 
• C、After Form Builder validates the SELECT statement and dismisses the New Record Group dialog box. 
• D、When the user enters data in the HOTEL item, and the Validate from List property for the HOTEL item is set to YES. 

第6题：

You need to change the text of a pop-up menu that appears when a user right clicks the mouse in the EMP_DATA data block. Where could you find the node for the pop-up menu in the Object Navigator?（）

• A、Built-in Packages 
• B、Menus 
• C、PL/SQL Libraries 
• D、Object Libraries 
• E、Form Module

第7题：

Which built-in would you reference in your trigger code to remove a report from the Reports Server queue dynamically?（）

• A、FIND_REPORT_OBJECT 
• B、CANCEL_REPORT_OBJECT 
• C、REPORT_OBJECT_STATUS 
• D、SET_PROPERTY OBJECT_PROPERTY

第8题：

第9题：

第10题：

第11题：

第12题：

第13题：

The users request that [F2], [F3], and [F4] be used to commit, rollback, and exit,respectively. How do you accomplish this?（）

• A、Add the appropriate PL/SQL code for each key. 
• B、Map the logical keys to the physical keys, then add the appropriate PL/SQL code for each key.
• C、Create an object library to define the key triggers, then reference the object library in the form. 
• D、This cannot be accomplished because other function keys provide this functionality by default.

第14题：

The system analysts have requested heavy use of object features. The database design makes use of PL/SQL8 object types, methods, and LOB types. How do you work with these features on the client?（）

• A、Write client-side subprograms containing the PL/SQL8 constructs, and move them into an object group. 
• B、Write server-side subprograms, and call the subprograms from the form application. 
• C、Store the PL/SQL8 constructs in a PL/SQL library, and attack the library to each form muddle in your application.

第15题：

Which two PL/SQL8 features are supported in Oracle Forms?（）

• A、methods 
• B、object tables 
• C、object columns 
• D、collection types 
• E、object as stored procedure parameters

第16题：

You want to make use of the object features available in the database for the form module you are developing. Which three statements about object types are true? （）

• A、An object type is a user-defined composite data type. 
• B、The attributes of an object type can be those of other object types. 
• C、A PL/SQL table of records is an example of a nested object type. 
• D、An object type must be declared as a type before the actual object itself can be declared.

第17题：

You want to provide a tool that allows users quick access to form modules, by listing them in an Explorer-style interface. Which reusable component do you use?（）

• A、ActiveX controls 
• B、Calendar Class 
• C、Standard Object Library 
• D、Picklist Class 
• E、Wizard Class 
• F、Navigator Class

第18题：

You are building two forms. Each form has a button and a non-base table field. When the button is pressed, a complicated calculation is executed. The calculation is the same for both forms. The calculation code does not query or change the data in the database. When the calculation completes, it returns a single value to the non-base table field. To optimize performance and maintainability, which PL/SQL structure should be used? （）

• A、A trigger in each form. 
• B、A subprogram in each form. 
• C、A stored subprogram in the database. 
• D、A subprogram in a library that is attached to each form.

第19题：

第20题：

第21题：

第22题：

第23题：