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Q131. - (Topic 2) 

You are creating an application that reads from a database. 

You need to use different databases during the development phase and the testing phase by using conditional compilation techniques. 

What should you do? 

A. Configure the Define TRACE constant setting in Microsoft Visual Studio. 

B. Decorate the code by using the [DebuggerDisplay("Mydebug")] attribute. 

C. Configure the Define DEBUG constant setting in Microsoft Visual Studio. 

D. Disable the strong-name bypass feature of Microsoft .NET Framework in the registry. 

Answer:

Explanation: Use one debug version to connect to the development database, and a standard version to connect to the live database. 


Q132. - (Topic 2) 

You are creating a console application named App1. 

App1 retrieves data from the Internet by using JavaScript Object Notation (JSON). 

You are developing the following code segment (line numbers are included for reference only): 

You need to ensure that the code validates the JSON string. Which code should you insert at line 03? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer:

Explanation: The JavaScriptSerializer Class Provides serialization and deserialization functionality for AJAX-enabled applications. 

The JavaScriptSerializer class is used internally by the asynchronous communication layer to serialize and deserialize the data that is passed between the browser and the Web server. You cannot access that instance of the serializer. However, this class exposes a public API. Therefore, you can use the class when you want to work with JavaScript Object Notation (JSON) in managed code. 


Q133. - (Topic 1) 

You are developing an application that will transmit large amounts of data between a client computer and a server. You need to ensure the validity of the data by using a cryptographic hashing algorithm. Which algorithm should you use? 

A. ECDsa 

B. RNGCryptoServiceProvider 

C. Rfc2898DeriveBytes 

D. HMACSHA512 

Answer:


Q134. DRAG DROP - (Topic 2) 

You have the following code. 

You need to return all of the products and their associated categories. 

How should you complete the code? To answer, drag the appropriate code elements to the correct targets in the answer area. Each code element 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. 

Answer: 


Q135. DRAG DROP - (Topic 2) 

You are creating a method that saves information to a database. 

You have a static class named LogHelper. LogHelper has a method named Log to log the exception. 

You need to use the LogHelper Log method to log the exception raised by the database server. The solution must ensure that the exception can be caught by the calling method, while preserving the original stack trace. 

How should you write the catch block? (Develop the solution by selecting and ordering the required code snippets. You may not need all of the code snippets.) 

Answer: 


Q136. DRAG DROP - (Topic 1) 

You are developing an application that includes a class named Customer. 

The application will output the Customer class as a structured XML document by using the following code segment: 

You need to ensure that the Customer class will serialize to XML. 

How should you complete the relevant code? (To answer, drag the appropriate code segments to the correct locations in the answer area. Each code segment 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.) 

Answer: 


Q137. HOTSPOT - (Topic 2) 

You are building a data access layer in an application that contains the following code: 

For each of the following statements, select Yes if the statement is true. Otherwise, select No. 

Answer: 


Q138. DRAG DROP - (Topic 2) 

You create an assembly named Assembly1.dll. 

You need to ensure that Assembly1.dll can be deployed to the global assembly cache (GAC). 

Which commands should you run? (To answer, drag the appropriate programs to the correct locations. Each program 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.) 

Answer: 


Q139. - (Topic 2) 

You develop an application by using C#. The application counts the number of times a specific word appears within a set of text files. The application includes the following code. (Line numbers are included for reference only.) 

You have the following requirements: 

. Populate the _wordCounts object with a list of words and the number of occurrences of each word. . Ensure that updates to the ConcurrentDictionary object can happen in parallel. 

You need to complete the relevant code. 

Which code segment should you insert at line 23? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer:


Q140. HOTSPOT - (Topic 2) 

You have the following code: 

For each of the following statements, select Yes if the statement is true. Otherwise, select No. 

Answer: