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Microsoft UPG:Transition MCPD.NET Frmwrk 3.5 Web Dev to 4 Web Dev Sample Questions:

1. You are implementing an ASP.NET Web site. The site contains the following class.
public class Address
{
public int AddressType;
public string Line1;
public string Line2;
public string City;
public string ZipPostalCode;
}
The Web site interacts with an external data service that requires Address instances to be given in the
following XML format.
<Address AddressType="2">
<Line1>250 Race Court</Line1>
<City>Chicago</City>
<PostalCode>60603</PostalCode>
</Address>
You need to ensure that Address instances that are serialized by the XmlSerializer class meet the XML
format requirements of the external data service.
Which two actions should you perform (Each correct answer presents part of the solution. Choose two.)

A) Add the following attribute to the ZipPostalCode field. [XmlAttribute("ZipCode")]
B) Add the following attribute to the ZipPostalCode field. [XmlElement("PostalCode")]
C) Add the following attribute to the Line2 field. [XmlElement(IsNullable=true)]
D) Add the following attribute to the AddressType field. [XmlAttribute]

2. You are implementing an ASP.NET page in an e-commerce application. Code in a btnAddToCart_Click
event handler adds a product to the shopping cart.
The page should check the status of the shopping cart and always show a cart icon when one or more
items are in the shopping cart. The page should hide the icon when the shopping cart has no items. You
need to add an event handler to implement this requirement.
Which event handler should you add?

A) Page_PreRender
B) Page_PreInit
C) btnAddToCart_Click
D) Page_Load

3. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create an application. The application connects to a Microsoft SQL Server database. The application stores encrypted credit card numbers in the database. You need to ensure that credit card numbers can be extracted from the database. Which cryptography provider should you use?

A) SHA1CryptoServiceProvider
B) MD5CryptoServiceProvider
C) DSACryptoServiceProvider
D) AESCryptoServiceProvider

4. You are implementing an ASP.NET application that makes extensive use of JavaScript libraries. Not all pages use all scripts, and some scripts depend on other scripts. When these libraries load sequentially, some of your pages load too slowly. You need to use the ASP.NET Ajax Library Script Loader to load these scripts in parallel. Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A) In your site's master page, add a call to Sys.loader.defineScripts to define each of the scripts that are used in the site.
B) In your site's master page, add a call to Sys.loader.registerScript to define each of the scripts that are used in the site.
C) In each page that uses scripts, add a call to Sys.get for each script that is needed in that page.
D) In each page that uses scripts, add a call to Sys.require for each script that is needed in that page.

5. You are designing an ASP.NET Web application.
You have the following requirements:
*Users must be allowed to save their work in progress on one computer and to continue the work on
another computer.
*Data that is submitted for processing must be valid, and invalid data must be rejected.
*Primary key constraints within the database must be enabled at all times.
*The application must store only data that is entered by the user.
You need to design data validation to support the requirements.
Which two approaches should you recommend? (Each correct answer presents part of the solution.
Choose two.)

A) Store temporary form data as XML in a database table.
B) Provide default values for the database columns, and submit the form with user-entered values when the user saves the form.
C) Add an isTemporary column to each database table, and set all columns to allow null values.
D) Use validators to verify the data when the user submits a form.

Solutions: