Deck 5: Decision Structures

Question 1

When using multiple ____ operators in an If statement, the order of precedence of the operators should be established through the use of parentheses.

A) relational
B) logical
C) concatenated
D) range

Answer 1

A,B

Question 2

Which of the following is a feature of the Panel object?

A) caption
B) labeled border
C) scroll bars
D) none of the above

Answer 2

D

Question 3

A message box that communicates some kind of message to a user, such as an error message, is also known as a(n) ____ box.

A) alert
B) dialog
C) pop-up
D) warning

Answer 3

B

Question 4

An If...Then statement can be used to compare an arithmetic expression to a(n) ____.

A) logical operator
B) constant
C) other data type
D) arithmetic operator

Question 5

When a condition is tested in a Visual Basic program, this is a possible outcome: ____.

A) the condition cannot be determined
B) the condition is true
C) the condition is constant
D) the condition is false

Question 6

The plus sign is the preferred operator for concatenation. _________________________

Question 7

A condition can be true and false at the same time. _________________________

Question 8

An If...Then statement can be used to compare two string values. _________________________

Question 9

In string comparison, a number is more than an uppercase letter. _________________________

Question 10

The Panel, GroupBox, and TabControl objects are examples of ____ objects.

A) compound
B) container
C) complex
D) group

Question 11

A RadioButton's Selected property will indicate if the radio button has been selected by the user. _________________________

Question 12

The ____ object provides several options not available with the Panel object.

A) GroupBox
B) TabControl
C) FlowLayout
D) TableLayout

Question 13

After the Not operator, the ____ logical operator has the next precedence.

A) And
B) Xor
C) AndAlso
D) Or

Question 14

Of all the following objects provided by Visual Basic for Windows applications, the ____ object is used most often.

A) GroupBox
B) TabControl
C) FlowLayout
D) TableLayout

Question 15

A ____ object forces the user to select only one option from a group of options.

A) CheckBox
B) RadioButton
C) TextBox
D) CheckList

Question 16

____ objects are used to gather related RadioButtons together so that the user can select one radio button from each group.

A) Container
B) Grouping
C) Layout
D) Cluster

Question 17

When the object indicated by a RadioButton is selected by the user, the ____ property changes from False to True.

A) Selected
B) Value
C) Checked
D) Input

Question 18

The Panel object performs in the same manner as the ____ object.

A) GroupBox
B) TabControl
C) FlowLayout
D) TableLayout

Question 19

The ____ is a relational operator.

A) =
B) ?
C) >
D)<

Question 20

In Visual Basic, the message in a message box window is displayed using the ____ procedure of the MessageBox class.

A) Display
B) Show
C) View
D) Visible

Question 21

In an expression using the logical operator ____, as soon as one of the compound conditions is found to be false, no further conditions are tested and the expression evaluates to false.

A) Nor
B) AndAlso
C) OrElse
D) Xor

Question 22

In an expression using the logical operator ____, as soon as one of the compound conditions is found to be true, no further conditions are tested and the expression evaluates to true.

A) Nor
B) AndAlso
C) OrElse
D) Xor

Question 23

The ampersand (&) symbol is the operator used to ____ two strings together.

A) link
B) display
C) embed
D) concatenate

Question 24

Use the ____ statement to execute one set of instructions if the condition is true, and another set of instructions if the condition is false.

A) Do…While
B) If…Then
C) If...Then...Else
D) Not…If

Question 25

Every If statement block must be terminated by the ____ keyword.

A) End If
B) If End
C) End
D) Not If

Question 26

____ is the default setting for a message box that displays only an OK button.

A) MsgBoxStyle.OKOnly
B) MsgBoxStyle.OKCancel
C) MsgBoxStyle.YesNo
D) MsgBoxStyle.YesNoCancel

Question 27

An expression using the logical operator ____ will evaluate to true only when both of the conditions are true.

A) And
B) Or
C) Not
D) Nor

Question 28

The logical operator ____ reverses the logical value of a condition.

A) And
B) Or
C) Not
D) Nor

Question 29

To use multiple conditions in a single If...Then...Else statement, ____ conditions are required.

A) range
B) compound
C) indexed
D) logical

Question 30

An expression using the logical operator ____ will evaluate to true when either of the compound conditions is true.

A) And
B) Or
C) Not
D) Nor

Question 31

The business traveling rule, "If the flight costs less than $300.00 and the hotel is less than $120.00 per night" is an illustration of ____ conditions.

A) continuous
B) compound
C) contiguous
D) grouped

Question 32

In an If...Then statement, the ____ symbol is used to test for inequality.

A) >
B) !=
C) = =
D)<>

Question 33

To create a compound condition in an If statement, a(n) ____ operator is required.

A) compound
B) logical
C) arithmetic
D) logical

Question 34

The logical operator ____ has the highest priority and is evaluated first.

A) Or
B) Xor
C) Not
D) And

Question 35

What is the value of the MsgBoxStyle.OKCancel?

A) 0
B) 1
C) 2
D) 3

Question 36

A statement that tests a value is called a ____ statement.

A) conditional
B) scope
C) logical
D) range

Question 37

What is the value of the MsgBoxStyle.OKOnly?

A) 0
B) 1
C) 2
D) 3

Question 38

The ____ of a variable is defined by where it is declared within a program.

A) range
B) life
C) versatility
D) scope

Question 39

A ____ structure is used to deal with different conditions that occur based on values entered into an application.

A) compound
B) logical
C) decision
D) baseline

Question 40

An expression using the logical operator ____ evaluates to true when only one but not both of the two compound conditions are true.

A) Nor
B) OrElse
C) AndAlso
D) Xor

Question 41

In an If...Then statement, the If keyword should appear on the first line with the conditional expression, and the Then keyword should appear on the second line.

Question 42

Developers can code Visual Basic applications to make decisions based on the input of users or other conditions that occur.

Question 43

In a Select Case structure, the ____ statement includes all conditions not specifically tested for in the other Case statements.

A) Case Other
B) Else
C) Case Else
D) All Else

Question 44

To end a Select Case structure, a(n) ____ statement is used.

A) End Select
B) End Case
C) Select End
D) Select Close

Question 45

When RadioButton objects are contained in a group box, the user can select only one of the radio buttons on the panel.

Question 46

The ____ function is used to determine if an input value can be converted into a numeric value.

A) IsNumeric
B) IsNumber
C) IsInteger
D) IsQuantity

Question 47

Visual Basic contains a code library of almost ____ pieces of code called code snippets.

A) 125
B) 250
C) 500
D) 750

Question 48

When relational operators are used in a Case statement within a Select Case structure, the keyword ____ must be used with the relational operator.

A) Is
B) From
C) Cont
D) To

Question 49

If data analyzed by the IsNumeric function cannot be converted to a numeric data type, the function will return a value of ____.

A) NaN
B) NotNumber
C) False
D) null

Question 50

In an If...Then...Else statement, if the condition is false, the statements between the Else and End If keywords will be executed.

Question 51

Which of the following CANNOT be contained in a code snippet?

A) an entire program
B) code to send an e-mail message
C) an If…Then…Else decision structure
D) code to draw a circle

Question 52

Statements for a true condition and statements for a false condition can both be executed based on a single comparison.

Question 53

The IsNumeric function will return a(n) ____ type value.

A) Boolean
B) Decimal
C) Double
D) Integer

Question 54

When comparing two data values in Visual Basic, both values must be the same data type.

Question 55

When you want to move a GroupBox object, you must first move its contained objects.

Question 56

Within an event handler, an If...Then...Else statement is considered a block of code.

Question 57

Usually, during design time, you should set the Checked property for the most commonly selected RadioButton object to True to save the user from having to select the most common choice.

Question 58

A Panel object can have a caption, but a GroupBox object cannot.

Question 59

To specify a range of values to be tested in a Case statement within a Select Case structure, the word ____ must be used.

A) From
B) Range
C) To
D) Cont

Question 60

It is important to ____ the line in the code editing window in the exact location where you want to insert a code snippet to produce the shortcut menu with the Insert Snippet command.

A) click
B) double-click
C) right-click
D) mouse over

Question 61

A Case Else statement is required in a Select Case structure.

Question 62

In a Select Case statement, the keyword Is must be used when testing with relational operators.

Question 63

An End Case statement is used to terminate a Select Case structure.

Question 64

A Case statement in a Select Case structure can test for a range of values.

Question 65

You can display a code snippet to ensure you understand the syntax and requirements for a given type of statement.

Question 66

The default setting for the MsgBoxStyle argument of a message box will display only a(n) ____________________ button in the message box.

Question 67

In the era of IntelliSense, developers need no longer anticipate that users will enter invalid data.

Question 68

Only one condition can be tested in an If statement.

Question 69

Message boxes are also known as ____________________ boxes.

Question 70

____________________ is the MsgBoxButtons argument that displays the Yes and No buttons.

Question 71

. ____________________ is the MsgBoxButtons argument that, after an error occurs, allows the user to choose Retry or Cancel.

Question 72

If a program attempts to process invalid data, unexpected errors can occur.

Question 73

Variables declared within a block of code can only be referenced within that block.

Question 74

Each code snippet consists of a complete programming task.

Question 75

The ____________________ procedure found in the MessageBox class is used to display a message in a message box.

Question 76

The process of validating input data is fundamental to programming when using a graphical user interface.

Question 77

In adding a code snippet, if you right-click outside the desired location for your code, the shortcut menu might list choices that are customized to that area of code and not include the code snippet for which you were searching.

Question 78

You can create your own code snippets but they cannot be added to the library.

Question 79

Each value in a Case statement is separated by a period.

Question 80

A variable defined between the Then keyword and the Else keyword in an If...Then...Else structure can be referenced from within the Else section of the structure.