Online Access Free 70-487 Exam Questions

ReportApp will shut down every night. However, data from the searches performed during the night must still
be collected.
You need to identify the return types for the car year, price, brand and model. The solution must minimize the
number of round trips between the clients and the web servers.
What should you identify? To answer, drag the appropriate return types to the correct objects. Each return type
may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to
view content.

Correct Answer:

Explanation

Note: A round trip occurs when an object is deserialized and re-serialized in one operation.
From scenario: The application will provide users with the ability to search for a car by using advanced
filtering options, such as the car brand, model, year, and price. All of this information will be stored as strings
and will be displayed as drop-down lists.
The brand and model lists that will be displayed on the home page of the web application will be retrieved
from Windows Communication Foundation (WCF) services hosted in the on-premises environment.
Target 1: Task<String>
Though Performance blocking and Sluggishness are the tailbacks for any application, we can easily overcome
these bottlenecks by using asynchronous programming. But old-style practice for asynchronous programming
is not way easy enou
Target 2: Task<String>
Target 3: String
Target 4: String
References: https://rashimuddin.wordpress.com/2013/05/07/task-based-asynchronous-operation-in-wcf/

Data provided by Consolidated Messenger is cached in the HttpContext.Cache object.
You need to ensure that the cache is correctly updated when new data arrives.
What should you do?

• A.Change the sliding expiration of the cache item to 12 hours.
• B.Use the SqlCacheDependency type configured with a connection string to the database file.
• C.Ensure that the EffectivePrivateBytesLimit value is greater than the size of the database file.
• D.Use the CacheDependency type configured to monitor the SFTP target folder.

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.Option A
• B.Option D
• C.Option C
• D.Option B

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.Option A
• B.Option D
• C.Option C
• D.Option B

Note: This question is part of a series of questions that present the same scenario. Each question in the
series contains a unique solution that might meet the stated goals. Some question sets might have more
than one correct solution, while others might not have a correct solution.
After you answer a question in this section, you will NOT be able to return to it. As a result, these
questions will not appear in the review screen.
You are developing a RESTful API that uses ASP.NET Core. You plan to host the API in Azure App
Services. You provision a development environment in the application service.
Developers must be able to deploy the API to the development environment. You must not share the Azure
account credentials with developers.
You need to ensure that developers can deploy the API to the development environment.
Solution: Add the developers to the same Azure Active Directory (Azure AD) as the Azure subscription in
which the App Service is provisioned. Add the developers to the Contributors group for the Azure Storage
account in the same Resource Group as the App Service. Use Web Deploy to deploy to the App Service.
Does the solution meet the goal?

• A.Yes
• B.No