- What does JSON stand for and why is it useful?
- What are the three primary operations available to you through the Stream class?
- What is the purpose of a using statement?
- What is the most important factor in working with strings through the StreamReader and StreamWriter classes?
- What is the biggest single benefit of leveraging background threads in your programs?
- What is the most common mistake programmers make when using asynchronous methods?
- What are the only three valid return types of an asynchronous method?
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