Multiple choice c sharp

Int keyword targets to which .Net type?

  1. System.Int8

  2. System.Int16

  3. System.Int32

  4. System.Int64
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C Correct answer
Explanation

In .NET, the 'int' keyword aliases System.Int32, which is a 32-bit signed integer. Option A (Int8) would correspond to 'sbyte' or 'byte' (8-bit). Option B (Int16) corresponds to 'short' (16-bit). Option D (Int64) corresponds to 'long' (64-bit). This mapping is consistent across C# and VB.NET.

AI explanation

To answer this question, we need to understand the different integer data types available in .NET.

The int keyword in .NET targets the System.Int32 type. This type represents a 32-bit signed integer, which can hold values ranging from -2,147,483,648 to 2,147,483,647.

Let's go through each option to understand why they are correct or incorrect:

Option A) System.Int8 - This option is incorrect because there is no System.Int8 type in .NET. The correct type for an 8-bit signed integer in .NET is System.SByte.

Option B) System.Int16 - This option is incorrect because the System.Int16 type represents a 16-bit signed integer, not a 32-bit signed integer. The correct type for a 16-bit signed integer in .NET is System.Int16, also known as short.

Option C) System.Int32 - This option is correct. The int keyword in .NET targets the System.Int32 type, which represents a 32-bit signed integer.

Option D) System.Int64 - This option is incorrect because the System.Int64 type represents a 64-bit signed integer, not a 32-bit signed integer. The correct type for a 64-bit signed integer in .NET is System.Int64, also known as long.

Therefore, the correct answer is C) System.Int32.

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