What is a byte[] array?

Question

What is a byte array is in the context of .NET framework?

I am familiar with standard definitions like array and byte and very fam

Answer 1

It's an array of byte. It's binary data - unstructured (in terms of the language at that point in time - different than meaningless!) data which can be arbitrarily long.

Think of loading a picture from a file. You would read the file into a byte[] before working with the image.