Deck 6: More on the Selection Structure

Question 1

A primary decision is always made by an outer selection structure, while a secondary decision is always made by a nested selection structure.

Answer 1

True

Question 2

A nested selection structure can appear within or immediately before the True path or the False path of the outer selection structure.

Answer 2

False

Question 3

An application may need to communicate with the user during run time.

Answer 3

True

Question 4

In situations where the selection structure has many paths from which to choose, it is often simpler and clearer to code the selection structure using the ____ statement.

A) Select Case
B) Begin/End
C) If/Then
D) Do/Loop

Question 5

A ____ decision is always made by a nested selection structure.

A) static
B) dynamic
C) primary
D) secondary

Question 6

The Select Case statement ends with the ____ clause.

A) End Select
B) End
C) Finish
D) Stop Select

Question 7

If the Select Case statement includes a Case Else clause, the Case Else clause must be the ____ clause in the statement.

A) last
B) only
C) primary
D) secondary

Question 8

The ____ in a flowchart represents the multiple-alternative selection structure's condition.

A) circle
B) diamond
C) square
D) triangle

Question 9

When either a selection structure's True path or its False path contains another selection structure, the inner selection structure is referred to as a ____.

A) truth table
B) nested selection structure
C) decision tree
D) decision plan

Question 10

You use the ____ keyword when you know both the upper and lower values in a range.

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

Question 11

When using the Select Case statement, the data type of the ____ must be compatible with the data type of the selectorExpression .

A) Case expression
B) Case Else clause
C) instructions
D) expressions

Question 12

Both paths in a selection structure can include instructions that declare variables, perform calculations, and so on.

Question 13

The expression 1 To 5 in the Case 1 To 5 clause specifies the range of numbers from ____.

A) 2 to 5, inclusive
B) 2 to 4, inclusive
C) 1 to 4, inclusive
D) 1 to 5, inclusive

Question 14

Each Case clause represents a different ____.

A) method
B) program
C) path
D) partition

Question 15

When a multiple-alternative selection structure has many paths from which to choose, it is often simpler and clearer to use the If/ElseIf/Else form of the selection structure rather than the Select Case statement.

Question 16

Each of the individual Case clauses, except the Case Else clause, must contain a(n) ____, which can include one or more expressions.

A) valueList
B) resultList
C) selectList
D) expressionList

Question 17

A _____ decision is always made by an outer selection structure.

A) dynamic
B) static
C) primary
D) secondary

Question 18

You use the ____ keyword when you know only one end of a range (either the upper or lower end).

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

Question 19

You add a radio button to a form using the ____ tool in the toolbox.

A) RadioButton
B) Radio
C) Button
D) RadioTool

Question 20

A(n) ____ selection structure can choose from several alternatives.

A) open-ended
B) concurrent
C) dynamic
D) multiple-alternative

Question 21

Multiple-alternative selection structures are also called ____________________ structures.

Question 22

How does the diamond in the multiple-alternative selection structure differ from the diamonds in the single-alternative and dual-alternative selection structures?

Question 23

Describe an example of when you would want to use a radio button.

Question 24

When displaying a message in the message box using the MessageBox.Show method, what three items appear in the message box?

Question 25

How do you prevent the entry of inappropriate characters in a text box?

Question 26

You display the message box that contains text, one or more buttons, and an icon using the ____ method.

A) MessageBox.Show
B) CommunicationBox.Show
C) Message.Show
D) Show.box

Question 27

To prevent a text box from accepting an inappropriate character, you first use the ____ parameter's KeyChar property to determine the pressed key.

A) t
B) a
C) e
D) p

Question 28

What is the difference between a primary decision and a secondary decision?

Question 29

The ____ radio button is either the radio button that represents the user's most likely choice or the first radio button in a group of buttons.

A) initial
B) primary
C) default
D) open

Question 30

A control's ____________________ event occurs each time the user presses a key while the control has the focus.

Question 31

When do you typically use multiple-alternative selection structures?

Question 32

To include two groups of radio buttons in an interface, at least one of the groups must be placed within a ____, such as a group box, panel, or table layout panel.

A) Case
B) structure
C) container
D) statement

Question 33

Between the Select Case and End Select clauses are the individual ____________________ clauses.

Question 34

____________________ buttons allow you to limit the user to only one choice from a group of two or more related but mutually exclusive choices.

Question 35

The recommended maximum number of radio buttons in a group is ____.

A) four
B) five
C) seven
D) unlimited

Question 36

How do you include more than one expression in an expressionList ?

Question 37

A control's KeyPress event occurs each time the user presses a key while the control ____.

A) has the focus
B) contains a value
C) is highlighted
D) has a parameter

Question 38

Describe three characteristics of the radio button interface.

Question 39

What are the two keywords that you can use to specify a range of values in a Case clause's expressionList ? When is each keyword used?

Question 40

When either a selection structure's true path or its false path contains another selection structure, the inner selection structure is referred to as a(n) ____________________ structure.

Question 42

In code, how do you refer to the Backspace key on your keyboard?