Topic 2, Web Application
Background
You are developing an online shopping web application.
Business Requirements
– A user is not required to provide an email address. If a user enters an email address, it must be verified to be a valid email address.
– Information about the first product on the product page must fade out over time to encourage the user to continue browsing the catalog.
– Administrators must be able to edit information about existing customers.
– Administrators also must be able to specify a default product on the product page.
Technical Requirements
General:
– The web store application is in a load-balanced web farm. The load balancer is not configured to use server affinity.
– The web store application is an ASP.NET MVC application written in Visual Studio 2012.
Products:
– The value of the productId property must always be greater than 0.
– The Products page for mobile devices must display to mobile users. The Products page for desktop devices must display to desktop users.
Storage:
– The data must be stored in a serialized XML data format. -Serialized objects must be schema-independent.
Exception handling:
– Exceptions originating from IIS must display a page with support contact information. -Some page links expire, and users who access these links encounter 404 errors. -Exceptions must be logged by using the WriteLog method of the Utility class.
Browser and device support:
– The application must support image format conversions from .bmp to .jpeg for mobile devices.
– The application must support image format conversions from .bmp to .png for desktop devices.
Application Structure
You need to ensure that new customers enter a valid email address.
Which code should you use? (Each correct answer presents part of the solution. Choose all that
apply.)
A . Option A
B . Option B
C . Option C
D . Option D
Answer: A,D