Vendor
: Microsoft
Exam Code : 70-487
Version: Demo
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Q: 1 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. Single B. Multiple C. PerSession D. PerRequest E. PerCall Answer: C Q: 2 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. ADO.NET DataSets B. LINQ to XML C. ADO.NET Entity Framework D. WCF Data Services Answer: D Q: 3 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()); Answer: AC Q: 4 You are employed as a developer at ABC.com. ABC.com has a single Active Directory domain, named ABC.com. You are in the process of creating a WCF service for ABC.com. you have been informed that you have to make sure that the endpoints of the service is exposed to the Windows Azure Service Bus. Which of the following actions should you take? A. You should consider making changes to the app.config file. B. You should consider making changes to the web.config file. C. You should consider making changes to the machine.config file. D. You should consider making changes to the service.config file. Answer: B Q: 5 You are employed as a developer at ABC.com. ABC.com has a single Active Directory domain, named ABC.com. You are in the process of creating a WCF service that will be configured to make use of NetTcpBinding in transport security mode. You need to bind ClientCredentialType property to an authentication type that can be used when Kerberos authentication cannot be used for whatever reason.
Which of the following actions should you take? A. You should consider making use of Digest authentication. B. You should consider making use of Ntlm authentication. C. You should consider making use of Windows authentication. D. You should consider making use of Certificate authentication. Answer: B