Deck 5: More on the Selection Structure

Question 1

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

Answer 1

False

Question 2

Each Case clause represents a different ____.

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

Answer 2

C

Question 3

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

Answer 3

True

Question 4

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

Question 5

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 6

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 7

The Select Case statement ends with the ____ clause.

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

Question 8

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 9

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 10

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 11

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 12

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 13

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

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

Question 14

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

Question 15

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 16

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 17

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

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

Question 18

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

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

Question 19

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 20

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

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

Question 21

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 22

Match each item with a statement below.
a.Handled property
f.diamond
b.multiple-alternative
g.KeyChar property
c.Select Case
h.line continuation character
d.primary decision
i.KeyPress event
e.selectorExpression
Can contain any combination of variables, constants, methods, operators, and properties.

Question 23

Match each item with a statement below.
a.Handled property
f.diamond
b.multiple-alternative
g.KeyChar property
c.Select Case
h.line continuation character
d.primary decision
i.KeyPress event
e.selectorExpression
The flowchart symbol for the multiple-alternative selection structure.

Question 24

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 25

Match each item with a statement below.
a.Handled property
f.diamond
b.multiple-alternative
g.KeyChar property
c.Select Case
h.line continuation character
d.primary decision
i.KeyPress event
e.selectorExpression
A simpler and clearer way to code a multiple-alternative selection structure.

Question 26

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

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

Question 27

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

Question 28

Match each item with a statement below.
a.Handled property
f.diamond
b.multiple-alternative
g.KeyChar property
c.Select Case
h.line continuation character
d.primary decision
i.KeyPress event
e.selectorExpression
Occurs each time the user presses a key while the control has the focus.

Question 29

Multiple-alternative selection structures are also called ____________________ structures.

Question 30

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 31

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

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

Question 32

Match each item with a statement below.
a.Handled property
f.diamond
b.multiple-alternative
g.KeyChar property
c.Select Case
h.line continuation character
d.primary decision
i.KeyPress event
e.selectorExpression
A property of the KeyPress event procedure's e parameter; used to cancel the key pressed by the user.

Question 33

Match each item with a statement below.
a.Handled property
f.diamond
b.multiple-alternative
g.KeyChar property
c.Select Case
h.line continuation character
d.primary decision
i.KeyPress event
e.selectorExpression
Immediately preceded by a space and appears at the end of a physical line of code.

Question 34

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

Question 35

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 36

Match each item with a statement below.
a.Handled property
f.diamond
b.multiple-alternative
g.KeyChar property
c.Select Case
h.line continuation character
d.primary decision
i.KeyPress event
e.selectorExpression
Always made by an outer selection structure.

Question 37

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 38

Match each item with a statement below.
a.Handled property
f.diamond
b.multiple-alternative
g.KeyChar property
c.Select Case
h.line continuation character
d.primary decision
i.KeyPress event
e.selectorExpression
A selection structure that can choose from several alternatives.

Question 39

Match each item with a statement below.
a.Handled property
f.diamond
b.multiple-alternative
g.KeyChar property
c.Select Case
h.line continuation character
d.primary decision
i.KeyPress event
e.selectorExpression
A property of the KeyPress event procedure's e parameter; determines the key pressed by a user.

Question 40

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

Question 41

When do you typically use multiple-alternative selection structures?

Question 42

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

Question 43

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

Question 44

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

Question 45

Describe three characteristics of the radio button interface.

Question 46

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

Question 47

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

Question 48

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 49

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

Question 50

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