CP1
If the user clicks on btn1 in the code below:
Private Sub btn1_Click(ByVal sender as System.Object, ByVal e As System.EventArgs) Handles btn1.Click
Dim gen as New Random
Dim intX As Integer
intX = gen.Next(2)
if intX = 0 Then
btn1.Visible = False
ElseIf intX = 1 Then
btn1.Visible = True
Else
MessageBox.Show("intX is: " & intX)
End If
End Sub
What is the button may become invisible.? |
In the code below, what is the value stored in intX when the loop terminates
Dim gen As New Random()
Dim intGrade, intSum, intX As Integer
For intX = 0 To 6 Step 2
intGrade = gen.Next(60, 100)
intSum += intGrade
Next intX
MessageBox.Show(intSum)
What is 8?
In the code below, this Do Loop is a:
Private Sub btn1_click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn1.Click
Dim gen As New Random
Dim intTot As Integer
Dim intJ As Integer = 0
Do while intJ < 10
intTot += gen.Next(0, 101)
intJ += 2
Loop
MessageBox.Show(intTot)
End Sub
What is Pre Test Do Loop.? |
Typically, accumulators and counters are initialized to which value |
What is 0?
Given the following statements:
If intGuess=intSelected Then
lblMessage.Text="Correct"
Else
lblMessage.Text="Incorrect"
End If
What is displayed when intGuess is 11 and
intSelected is 15?
What is Incorrect?
Which logical condition will determine if the AccountBalance is not less than CreditLimit |
What is AccountBalance >= CreditLimit? |
North Carolina allows a teenager to have a learner’s permit if he/she is 15 and has had driver’s education training. Consider the intAge and blnHasHadDrivEd variables. Which of the following If conditions would allow a learner’s permit |
What is intAge = 15 And blnHasHadDrivEd = True? |
Given the following code segment, what is the value of intNumberthat displays in the Label
Dim intCount, intNumber As Integer
intCount = 0
intNumber = 0
Do
intNumber = intNumber + 2
intCount = intCount + 1
Loop Until intCount > 3
lblAnswer.Text = intNumber
What is 8?
In the following code, how many times does the program count through the loop structure
For intCounter as integer = 1 To 9 Step -3
What is Infinite?
In the following code, how many times does the program count through the loop structure
For intCounter as integer = 1 To 5
What is 5?
Grades are based on the scale below. Using this scale, which condition(s) would be used to identify students who made a “B”?
A | 93–100 |
B | 85–92 |
C | 78–84 |
D | 70–77 |
F | 0–69 |
What is dblScore > = 85 And dblScore < 93? |
In the code below, if the line of code intJ += 2 were changed to intJ -= 2, what would be the result
What is The program would lock up in an infinite loop.? |
Write a proper case condition?
What is Case 10?
In what type of loop are the conditions evaluated before the instructions are processed |
What is pretest?
In the code below, if the user enters zero (0) into the TextBox1, the MessageBox will display:
Private Sub btn1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn1.Click
Dim intX As Integer
Dim dblD As Double = 50.0
Try
intX = Convert.ToInt32(TextBox1.Text)
dblD = dblD / intX
MessageBox.Show(dblD.ToString())
Catch ex As Exception
MessageBox.Show("Sorry, not allowed.")
End Try
End Sub
What is Sorry, not allowed? |
The reason to use a breakpoint is to: |
What is examine variables and check logic? |
Grades are based on the scale below. Using this scale, which condition(s) would be used to identify students who made an “A” or a “B”
A | 93–100 |
B | 85–92 |
C | 78–84 |
D | 70–77 |
F | 0–69 |
What is dblScore > = 85? |
If there are 6 sides on a die, which statement generates a random whole number to represent one of the sides, given the following code
Dim gen As New System.Random()
What is gen.Next(1, 7)?
Which type of error halts the program when a statement cannot be executed |
What is runtime?
Alice wrote a program that executed but did not produce the expected output. What is the best method for Alice to use to find the error |
What is Add break-points and step through the code while watching the variable output? |
Sara thought her program would calculate grade point averages, but the program listed the highest grade instead. What type of error is this |
What is Logic?
When the MessageBox is displayed in the code below figure, the variable intJ will be:
Private Sub btn1_click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn1.Click
Dim gen As New Random
Dim intTot As Integer
Dim intJ As Integer = 0
Do while intJ < 10intTot += gen.Next(0, 101)
intJ += 2
Loop
MessageBox.Show(intTot)
End Sub
What is 10?
If defaults are set to show the Watch window, which data would be shown in the Watch window |
What is variable values only? |
Given the following statements: |
What is 5?
What is a purpose of the Watch window |
What is To examine values during the execution of a program? |