Which of the following are alternatives to passwords for authentication? (Select all that apply.)
A. smart devices
B. biometric devices
C. factors
D. inheritance
E. both A and B
Answer: E
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A queue invariant is a condition
A) obeyed by queues that need to remain constant B) that is required to be true after the execution of each queue class method C) that is more stringent than invariants for other types of collections D)that is true regardless of the actual type used to instantiate a generic queue.
Which of the following functions accepts a parameter named dblSales and returns the commission to the calling statement? Assume that the commission should equal the sales multiplied by the commission rate. Use the following table as a guide to the calculation of the commission rate.
a.```
Function Calc(ByVal dblSales As Double, ByRef dblComm As Double)
Dim dblRate As Double
Select Case dblSales
Case Is < 2000
dblRate = .1
Case Is >= 2000
dblRate = .15
End Select
DblComm = dblRate
End Function
```
b.```
Function Calc(ByVal dblSales As Double) As Double
Dim dblRate, dblComm as Double
Select Case dblSales
Case Is < 2000
dblRate = .1
Case Is >= 2000
dblRate = .15
End Select
dblCommission = dblRate * dblSales
End Function
```
c.```
Function Calc(ByVal dblSales As Double) As Double
Dim dblRate As Double
Select Case dblSales
Case Is < 2000
dblRate = .1
Case Is >= 2000
dblRate = .15
End
Melanie is writing an article for the school newspaper. Her editor assigned her a maximum length; however, Melanie has some strong opinions she would like to express.While writing her column in a Word document, Melanie will know if she is within the assigned length of her column by checking the word count indicator on the ____.
A. title bar B. status bar C. ribbon D. toolbar
Access assigns names to control boxes if the Name property for the control is not set when the form is created. _________________________
Answer the following statement true (T) or false (F)