What years are displayed in the list box by the following program segment?
Dim years As Integer = {1492, 1776, 1840, 1929, 1945, 2005}
Dim query = From year in years
Where Is20thCentury(year)
Select year
For Each year in query
lstBox.Items.Add(year)
Next
Function Is20thCentury(num As Integer) As Boolean
If (num >= 1900) and (num < 2000) Then
Return True
Else
Return False
End IF
End Function

Question

What years are displayed in the list box by the following program segment? 
Dim years As Integer = {1492, 1776, 1840, 1929, 1945, 2005} 
Dim query = From year in years 
Where Is20thCentury(year) 
Select year 
For Each year in query 
lstBox.Items.Add(year) 
Next
 Function Is20thCentury(num As Integer) As Boolean 
If (num >= 1900) and (num < 2000) Then 
Return True 
Else 
Return False 
End IF 
End Function
A) 1929 and 1945
B) 1929
C) 1492, 1776, 1840, 1929, 1945, 2005
D) No years

Quizplus · Accepted Answer

The function Is20thCentury checks if a year is between 1900 and 1999, inclusive. Thus, only the years 1929 and 1945 from the list meet this criterion and are displayed.

What Years Are Displayed in the List Box by the Following