In the Sound Byte, the student's wireless problem turned out to be ________
A) a weak repeater signal
B) a defective wireless network card
C) not a problem
D) an incorrect operating system
C
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What will be the output of the following program when the button is clicked?
``` Private Sub btnDisplay_Click(...) Handles btnDisplay.Click Dim a, b, c, acronym As String a = "federal" b = "aviation" c = "administration" acronym = a.Substring(0, 1) & b.Substring(0, 1) & c.Substring(0, 1) Select Case acronym Case "FAA" txtBox.Text = "Federal Aviation Administration" Case "DEA" txtBox.Text = "Drug Enforcement Agency" Case Else txtBox.Text = "Unknown acronym. Sorry." End Select End Sub ``` (A) Federal Aviation Administration (B) Drug Enforcement Agency (C) Syntax error (D) Unknown acronym. Sorry.
Which of the following statements is false?
a. A floating-point number is a number with a decimal point. b. Java provides two primitive types for storing floating-point numbers in memory—float and double. c. Variables of type float represent single-precision floating-point numbers and have seven significant digits. d. Variables of type double represent double-precision floating-point numbers; these require twice as much memory as float variables and provide 14 significant digits.
Answer the following statements true (T) or false (F)
1. Besides the obvious advantage of clarifying the logic and relationships found in human languages, structured English has another important advantage as a communication tool. 2. If communication is unimportant, structured English is a viable alternative for decision analysis. 3. Decision trees are most often drawn on their side, with the root of the tree on the left-hand side paper, branching out to the right. 4. It is useful to combine conditions and actions when drawing decision trees.
A red snap line indicates that the sides of objects are aligned vertically.
Answer the following statement true (T) or false (F)