What will be displayed when the following program segment is executed?
Dim temp As String = IO.File.ReadAllLines("Data.txt")
Dim n As Integer = temp.Count - 1
Dim a(n) As Double
For k As Integer = 0 To n
a(k) = CDbl(temp(i))
Next
txtBox.Text = CStr(a(3))
Assume the five rows of the file Data.txt contain the following entries: 3, 2, 5, 1, 4.
A) 1
B) 2
C) 3
D) 4

Question

What will be displayed when the following program segment is executed? 
Dim temp As String = IO.File.ReadAllLines("Data.txt") 
Dim n As Integer = temp.Count - 1 
Dim a(n) As Double 
For k As Integer = 0 To n 
a(k) = CDbl(temp(i)) 
Next 
txtBox.Text = CStr(a(3)) 
Assume the five rows of the file Data.txt contain the following entries: 3, 2, 5, 1, 4.
A) 1
B) 2
C) 3
D) 4

Quizplus · Accepted Answer

The code reads all lines from "Data.txt" into an array and then converts each line to a double, storing it in another array. The value at index 3 (fourth position) is 1, as arrays are 0-indexed.

What Will Be Displayed When the Following Program Segment Is