Questions on Introduction to Computer Programming Visual Basic - Assignment 2 | CS 0004, Assignments of Computer Science

Download Questions on Introduction to Computer Programming Visual Basic - Assignment 2 | CS 0004 and more Assignments Computer Science in PDF only on Docsity! Written Homework 2 02/14/2008 Due: 02/21/2008 Chapter 4 Procedures and Functions 1. What is the difference between a sub procedure and a function? 2. What does it mean for a function argument to be passed by value (ByVal) (how does it differ from pass by reference (ByRef))? 3. What is the difference between a Class-level variable and a local variable? 4. List three advantages of using sub procedures and functions. Chapter 5 Decision Making (If Blocks) 5. What will be the output of the following code? Dim maxNum As Double = 100 Dim numPresent As Double = 105 If numPresent > maxNum Then txtDisplay.Text = “Fire Code Violation, kick” & (maxNum-numPresent) & “People out!” Else txtDisplay.Text = “OK” End If Chapter 6 Loops (Going in circles) 6. What will be the output in the ListBox (lstDisplay) after the following code has been executed Dim startPoint As Integer = 1 Dim endPoint As Integer = 10 Dim counter As Integer For counter = startPoint to endPoint step 2 lstDisplay.Items.Add(2 &”x”& counter &” = ”& 2*counter) Next Chapter 3.4 Strings 7. Consider the following code; what will be the value of the string variable strVar after the code is executed?