Microsoft Certified Solutions Developer (MCSD) Certification Practice Test

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Which of the following is NOT a text encoding type available in C#?

  1. ASCII

  2. UTF-32

  3. UTF-16

  4. UTF-7

The correct answer is: UTF-16

The question revolves around text encoding types that are available in C#. Among the given options, UTF-16 is actually a supported encoding type within the .NET framework and is widely used for representing Unicode characters in C#. ASCII, UTF-32, and UTF-7 are all recognized encoding types that .NET applications can utilize. ASCII is used for standard 7-bit character representation, while UTF-32 provides a way to encode characters into a fixed size of 4 bytes, accommodating all Unicode characters. UTF-7 is a variable-length encoding that compresses Unicode text into a stream of ASCII characters. Thus, since UTF-16 is available and utilized in C#, the answer indicating it is not a text encoding type is inaccurate. Understanding these encoding types is essential for developers, as choosing the right encoding can affect data integrity and compatibility across different systems.