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Question 1:

You are preparing to develop a set of libraries for a company.

The libraries must be shared across the company.

You need to create a remote NuGet feed that exposes the libraries.

What should you do? (Each answer presents part of the solution. Choose all that apply.)

A. Install the NuGet.Feed Package.

B. Install the NuGet.Server Package.

C. Configure the Packages folder located in the system.webserver section of the web application\’s Web.config.

D. Create a new Empty Web Site in Visual Studio 2012.

E. Configure the Packages folder located in the appSettings section of the web application\’s Web.config.

F. Add packages to the Packages folder.

G. Create a new Empty Web Application in Visual Studio 2012.

Correct Answer: BEFG


Question 2:

You are developing a WCF service.

A new service instance must be created for each client session.

You need to choose an instancing mode.

Which instance mode should you use?

A. PerCall

B. Single

C. Multiple

D. PerSession

E. PerRequest

Correct Answer: D


Question 3:

You are developing an ASP.NET MVC application. The application has a page that updates an image stored in a database. Members of the EntityClient namespace are used to access an ADO.NET Entity Framework data model. Images and

associated metadata are stored in a single database table.

You need to run a single query that updates an image and associated metadata in the database while returning only the number of affected rows.

Which method of the EntityCommand type should you use?

A. ExecuteNonQuery()

B. ExecutcScalar()

C. ExecuteDbDataReader()

D. ExecuteReader()

Correct Answer: B


Question 4:

You are developing an ASP.NET MVC application. The application is a loan processing system that uses the ADO.NET Entity Framework against a SQL Server database. It has a controller that loads a page that displays all loans along with rate information. Lazy loading has been disabled.

The Loan class is shown below.

You need to return the loans and rate information in a single round trip to the database. Which code segment should you use?

A. B. C. D.

Correct Answer: C


Question 5:

You are developing a WCF service.

You need to cueate a duplex contract.

What should you do? (Each correct answer presents part of the solution. Choose all that apply)

A. Apply the MessagContractAttribute attribute to every public method signature included in the appropriate contract.

B. Creat an interface for the client-side duplex contract.

C. Creat an interface for the server-side duplex contract.

D. Apply the MessagContractAttribute attribute to the appropriate interface.

E. App the ServiceContractAttribute attribute to the appropriate interface. Then, apply the OperationContractAttribute attribute to every public method signature included in that contract.

F. Set the CallbackContract property to the appropriate interface.

Correct Answer: CEF


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Question 6:

The PurchaseOrders.xml file contains all of the purchase orders for the day.

You need to query the XML file for all of the billing addresses.

Which code segment should you use?

A. B. C. D.

Correct Answer: A


Question 7:

The GetVendors() action in the ProcessedOrderController controller is querying the database each time it is run. The GetVendors() action must query the database only if the cache is null.

You need to add code to the action at line PC33 to cache the data.

Which code segment can you use? (Each correct answer presents a complete solution. Choose all that apply.)

A. cache.Set(new CacheItem(“vendorKey”, vendors), GetVendorPolicy());

B. cache.Add(“vendors”, vendors, new CacheItemPolicy());

C. cache.Add(new CacheItem(“vendorKey”, vendors) , GetVendorPolicy());

D. cache.AddOrGetExisting(“vendorKey”, context, new CacheItemPolicy());

Correct Answer: AC


Question 8:

You need to recommend a data access technology to the contractor to retrieve data from the new data source.

Which data access technology should you recommend?

A. LINQ to XML

B. ADO.NET Entity Framework

C. ADO.NET DataSets

D. WCF Data Services

Correct Answer: D


Question 9:

You are adding a new REST service endpoint to the FlightDataController controller. It returns flights from the consolidated data sources only for flights that are late.

You need to write a LINQ to Entities query to extract the required data.

Which code segment should you use?

A. B. C. D.

Correct Answer: D

D is right because you send result as REST so if you use “AsQueryable” the result is deferred to the next enumeration of your result.

D is not optimized but will works.

A will break at runtime.

Credits to Rem


Question 10:

You need to load flight information provided by Consolidated Messenger. Which should you use?

A. SQL Server Data Transformation Services (DTS)

B. EntityTransaction and EntityCommand

C. Office Open XML

D. OleDbConnection and OleDbDataReader

Correct Answer: D


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