Sample Quiz 2 Flashcards
The first element in every array is the _________
zeroth element
The __________ property is set to True when a RadioButton is selected.
Checked
Two-dimensional arrays are often used to represent ____________.
Tabels
Arrays can be declared to hold values of _____.
any data type
To determine the number of elements in an array, use the NumberOfElements property
False
The ComboBox control combines a TextBox control with a _______ control.
ListBox
Property __________ contains the size of an array
Length
In an m-by-n array, the m stands for __________
the number of rows in the array
Method _________ returns an array’s highest index
GetUpperBound
An array index store normally should be of type Double
False
The number that refers to a particular element of an array is called its __________
index (or subscript)
Use a ___________ to group of RadioButtons on a Form
GroupBox control
ComboBox control
ListBox control
None of the above
The ___________ event is raised when a RadioButton is either selected or deselected
checkedChanged
The indexed array name of one-dimensional array units’s element 2 is ___________.
units(2)
method that call sorts array words in ascending order?
Array.Sort(words)
statement that creates Integer array values with three rows and three columns?
Dim array(,) As Integer = {1,2,3},{4,5,6},{7,8,9}
In a __________ array each row contains the same number of columns.
rectangular
The ____________ property determines whether a RadioButton is selected.
Checked
Which of the following creates an Integer array of five rows and three colums?
Dim values(4,2) As Integer
When one RadioButton in a container is seleceted, _________.
all others will be deselected
An array can store many different types of values
False
The ________ event handler is invoked when the user selects a Radio button.
CheckedChanged
Typically, ____________ statements are used to iterate over each element in a two-dimensional array.
nested For…Next
When declaring an array, a(n) _________ is required inside parentheses in order to indicate that the array is two-dimensional.
comma
The process of ordering the elements of an array is called ___________ the array.
sorting
Method GetUpperBound returns the highest numbered index in an array.
True
Which of the following sotrs array averageRainfall?
Array.Sort(averageRainfall)
The linear search works well for unsorted arrays.
True
Property ___________ specifies the source of the data displayed in a ComboBox.
DataSource
An array’s elements are related by the act that they have the same name and _________.
type
ComboBox property ____________ is 0 when the first ComboBox item is selected.
SelectedIndex
The initializer list can ___________.
be used to determine the size of the array.
be empty
contain a comma separated list of initial values for the array element
An array length is ___________.
one more than the array’s last index
Arrays that use two indices are referred to as __________ arrays.
two-dimensional
The expression _______ creates an Integer array of two rows and five columns.
Dim a(1,4) As Integer
An array index store normally should be of type Double.
False
The number that refers to a particular element of an array is called its __________.
index (or subscript)
The ComboBox control combines a TextBox control with a _______ control.
ListBox
Arrays can be declared to hold values of _____.
any data type
When one RadioButton in a container is seleceted, _________.
all others will be deselected
