DEV-501 Certified Force.com Advanced Developer Questions and Answers

Which of the following guidelines are used for creating custom Web Services? (Select all that apply.)

• webservice methods must be static.
• webservice methods cannot be overloaded.
• A system-defined enum can be used anywhere in a webservice method.
• All classes that contain methods defined with the webService keyword must be declared as private.

If a change is made to an approval process, how can a developer determine the user that made the change? Choose 2 answers

Why might a reporting snapshot fail during a scheduled run? Choose 3 answers

A developer is loading data, in CSV format, into a custom application from a legacy system. The developer would like to load users into the user object, and positions and job applications owned by named users into related custom objects.

Which obstacle will the developer encounter when using the import wizard?

An area of a page that uses styling similar to the appearance of a Salesforce detail page, but without any default content.

Defines an axis for a chart. Use this to set the units, scale, labeling, and other visual options for the axis. You can define up to four axes for a single chart, one for each edge.

Note: This component must be enclosed within an <apex:chart> component. This component is only applicable to bar and line charts.

A ____________ is a class written in Apex that implements all of a page's logic, without leveraging a standard controller.

A component that displays the status of an AJAX update request. An AJAX request can either be in progress or complete.

If the error message contains HTML markup, the escaped markup displays as text and isn't rendered in the user interface. (Select all that apply)

Which of the following statements are used to repeatedly execute a block of code until the exit condition is met?

• do-while loops
• if statements
• for loops
• if—Lhen statements

What trigger method is used to correlate IDI-to-sObject maps? (No Answer)

Which trigger context variable cannot be deleted? (No Answer)

Object X has a lookup field to Object Y. X needs to display a text value from a Text field on Y. To ensure data Integrity, how would a developer implement this?

What provides access to data that should be displayed in a Visualforce page, and can modify Visualforce component behavior?

Objects of this Apex class specify one of the possible values for a Visualforce selectCheckboxes, selectList, or selectRadio component.

Which access modifier should u specify for a class containing the webService keword?

• Public
• Private
• Protected
• Global

Like other Apex classes, custom controllers execute entirely in ____________, in which the object and field-level permissions of the current user are ignored.

A component that adds AJAX support to another component, allowing the component to be refreshed asynchronously by the server when a particular event occurs, such as a button click or mouseover.

See also: <apex:actionFunction>.

An HTML table that is defined by iterating over a set of data, displaying information about one item of data per row. The body of the <apex:dataTable> contains one or more column components that specify what information should be displayed for each item of data. The data set can include up to 1,000 items.

A read-only display of a label and value for a field on a Salesforce object. An <apex:outputField> component respects the attributes of the associated field, including how it should be displayed to the user. For example, if the specified <apex:outputField> component is a currency field, the appropriate currency symbol is displayed. Likewise, if the <apex:outputField> component is a lookup field or URL, the value of the field is displayed as a link.

Note that if custom help is defined for the field in Setup, the field must be a child of an <apex:pageBlock> or <apex:pageBlockSectionItem>, and the Salesforce page header must be displayed for the custom help to appear on your Visualforce page. To override the display of custom help, use the <apex:outputField> in the body of an <apex:pageBlockSectionItem>.

The Rich Text Area data type can only be used with this component on pages running Salesforce.com API versions greater than 18.0.

By referring to a page in this way, the platform recognizes that this controller or controller extension is dependent on the existence of the specified page and will prevent the page from being deleted while the controller or extension exists.

What are two ways to invoke a custom web service?

What name identifies datatypes such as Integer, Boolean, String and Enum in Salesforce?

An area of a Visualforce page that demarcates which components should be processed by the Force.com server when an AJAX request is generated. Only the components in the body of the <apex:actionRegion> are processed by the server, thereby increasing the performance of the page.

A developer would like to enable end users to filter the data displayed on the related list of an object detail page. How could a developer accomplish this?

Apex code can be initiated in what ways? (Select all that apply)

A Visualforce chart. Defines general characteristics of the chart, including size and data binding.

What statements are used to retrieve records from an sObject in the Force.com database? (No Answer)

An HTML input element of type text. Use this component to get user input for a controller method that does not correspond to a field on a Salesforce object.

This component does not use Salesforce styling. Also, since it does not correspond to a field, or any other data on an object, custom code is required to use the value the user inputs.

Which type of custom field can be an external ID?

This tag allows a custom component author to define a location where a user can insert content into the custom component. This is especially useful for generating custom iteration components. This component is valid only within an <apex:component> tag, and only a single definition per custom component is allowed.