41. . . . . . . . . prevents you from using undeclared variable in your code.
42. . . . . . . . . data types hold either a true or false value
43. . . . . . . . . ensures every variable and named constant is declared with a data type.
44. Variable declared in a procedure have . . . . . . . . scope.
45. In vb . . . . . . . . is the extension to represent project file.
46. What is wrong with the expression "const dblPi As Double = 3.141593"?
47. A form's . . . . . . . . event is triggered when you click the Close button on its title bar.
48. Which of the following is the caption part for the following Visual Basic command?
MessageBox.Show("Delete Visual Basic?","VB.Net",MessageBoxButtons.YesNo,
MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button2).
MessageBox.Show("Delete Visual Basic?","VB.Net",MessageBoxButtons.YesNo,
MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button2).
49. Files that contain lines of text are known as . . . . . . . .
50. What is the result of the expression 10-2+20>2*14-2?
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