A file with a file extension of ________ is a Windows Audio file
A) .wav B) .mp3 C) .mp4 D) .swf
A
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Write an app that tests whether the examples of the Math class actually produce the indicated results.
``` // Solution: MathTest.cs // Testing the Math class methods. using System; class MathTest { static void Main() { Console.WriteLine($"Math.Abs(23.7) = {Math.Abs(23.7)}"); Console.WriteLine($"Math.Abs(0.0) = {Math.Abs(0.0)}"); Console.WriteLine($"Math.Abs(-23.7) = {Math.Abs(-23.7)}"); Console.WriteLine($"Math.Ceiling(9.2) = {Math.Ceiling(9.2)}"); Console.WriteLine($"Math.Ceiling(-9.8) = {Math.Ceiling(-9.8)}"); Console.WriteLine($"Math.Cos(0.0) = {Math.Cos(0.0)}"); Console.WriteLine($"Math.Exp(1.0) = {Math.Exp(1.0)}"); Console.WriteLine($"Math.Exp(2.0) = {Math.Exp(2.0)}"); Console.WriteLine($"Math.Floor(9.2) = {Math.Floor(9.2)}"); Console.WriteLine($"Math.Floor(-9.8) = {Math.Floor(-9.8)}"); Console.WriteLine($"Math.Log(Math.E) = {Math.Log(Math.E)}"); Console.WriteLine($"Math.Log(Math.E * Math.E) = {Math.Log(Math.E * Math.E)}"); Console.WriteLine($"Math.Max(2.3, 12.7) = {Math.Max(2.3, 12.7)}"); Console.WriteLine($"Math.Max(-2.3, -12.7) = {Math.Max(-2.3, -12.7)}"); Console.WriteLine($"Math.Min(2.3, 12.7) = {Math.Min(2.3, 12.7)}"); Console.WriteLine($"Math.Min(-2.3, -12.7) = {Math.Min(-2.3, -12.7)}"); Console.WriteLine($"Math.Pow(2.0, 7.0) = {Math.Pow(2.0, 7.0)}"); Console.WriteLine($"Math.Pow(9.0, 0.5) = {Math.Pow(9.0, 0.5)}"); Console.WriteLine($"Math.Sin(0.0) = {Math.Sin(0.0)}"); Console.WriteLine($"Math.Sqrt(900.0) = {Math.Sqrt(900.0)}"); Console.WriteLine($"Math.Tan(0.0) = {Math.Tan(0.0)}"); } } ```
Which of the following is FALSE about nonprinting marks and symbols?
A) The hyphen and nonbreaking hyphen appear as different nonprinting symbols. B) When you press Enter, you leave a paragraph mark. C) Nonprinting marks and symbols do not display on printouts, but they do affect the appearance of a document. D) A paragraph mark at the end of a paragraph only indicates the presence of a hard return.
On a Mac, when files are moved to the Trash, those files cannot be removed if the Trash is emptied because the operating system no longer maintains a link to reference that file's physical location on the hard drive. (That is, the catalog ID no longer exists.) A ________file will still be available in the Trash
Fill in the blank(s) with the appropriate word(s).
The ____ object is responsible for retrieving the appropriate information from the database and storing it in the DataSet.
A. TableAdapter B. TblEmployBindingSource C. BindingSource D. DataGridView