31.
What is the output of the following program segment?
Dim c As Double
Dim temp() As String = IO.File.ReadAllLines("Data1.txt")
Dim n As Integer = temp.Count - 1
Dim a(n) As Double
For i As Integer = 0 To n
a(i) = CDbl(temp(i))
Next
temp() = IO.File.ReadAllLines("Data 2.txt")
Dim b(n) As Double
For i As Integer = 0 To n
b(i) = CDbl(temp(i))
Next
For k As Integer = 0 To n
If a(k) = b(k) Then
c += 1
End If
Next
lstBox.Items.Add(c)
Assume the twenty rows of the file Data1.
txt contain the following entries: 3, 2, 5, 1, 7, 8, 3,
5, 6, 2, 3, 6, 1, 6, 5, 5, 7, 2, 5, 3.
Assume the twenty rows of the file Data2
.txt contain the following entries: 5, 3, 3, 4, 8, 2, 3,
5, 9, 5, 3, 7, 3, 7, 6, 3, 2, 1, 3, 4.
(A) 2
(B) 3
(C) 4
(D) 5
(E) 6
B
32.
What is displayed in the message box by the following code?
Dim message As String
Dim teamNames () As String = {"Packers", "Jets", "Seahawks"}
ReDim Preserve teamName s(1)
message = teamNames(1)
MessageBox.Show(message)
(A) Packers
(B) Jets
(C) Seahawks
(D) 2
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