[Solved] Identify the error in this code snippet:using (var fs = new FileStream("file.txt", FileMode.Open)) { var reader = new StreamReader(fs); Console.WriteLine(reader.ReadToEnd()); } | C Sharp (C#)

C Sharp (C#) - File IO

Identify the error in this code snippet:

using (var fs = new FileStream("file.txt", FileMode.Open))
{
    var reader = new StreamReader(fs);
    Console.WriteLine(reader.ReadToEnd());
}

AFileStream should be opened with FileMode.Create.

BUsing statement cannot be used with FileStream.

CConsole.WriteLine cannot read from StreamReader.

DStreamReader is not disposed, causing resource leak.

Step-by-Step Solution

Solution:

Step 1: Check resource management
FileStream is disposed by using, but StreamReader is not disposed explicitly.
Step 2: Consequence of not disposing StreamReader
StreamReader holds unmanaged resources; not disposing can cause leaks.
Final Answer:
StreamReader is not disposed, causing resource leak. -> Option D
Quick Check:
Always dispose all streams/readers [OK]

Quick Trick: Dispose all streams/readers to avoid leaks [OK]

Common Mistakes:

MISTAKES

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