070-483 試験問題を無料オンラインアクセス

You are developing an application that retrieves patient data from a web service. The application stores the JSON messages returned from the web service in a string variable named PatientAsJson. The variable is encoded as UTF-8. The application includes a class named Patient that is defined by the following code:

You need to populate the Patient class with the data returned from the web service.
Which code segment should you use?

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

You have an application that accesses a Web server named Server1.
You need to download an image named Imagel.jpg from Server1 and store the image locally as Filel.jpg.
Which code should you use?

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

You are writing the following method (line numbers are included for reference only):

You need to ensure that CreateObject compiles successfully.
What should you do?

• A.Replace line 01 with the following code:
  public Object CreateObject<T>()
• B.Insert the following code at line 02:
  where T : Object
• C.Replace line 01 with the following code:
  public void CreateObject<T>()
• D.Insert the following code at line 02:
  where T : new()

You have the following code:

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

正解：

Explanation:
Note:
* The System.Runtime.Serialization namespace contains classes that can be used for serializing and deserializing objects. Serialization is the process of converting an object or a graph of objects into a linear sequence of bytes for either storage or transmission to another location. Deserialization is the process of taking in stored information and recreating objects from it.
* EmitDefaultValue
DataMemberAttribute.EmitDefaultValue Property
Gets or sets a value that specifies whether to serialize the default value for a field or property being serialized.
true if the default value for a member should be generated in the serialization stream; otherwise, false.

You have a C# application.
The application requires 500 MB of available memory.
You need to identify whether there is enough available memory when the application starts.
Which class should you use?

• A.OutOfmemoryException
• B.MemoryStream
• C.PerformanceCounter
• D.DiagnosticsConfigurationHandler