Sample Quiz 2

Question 1

The first element in every array is the _________

Answer 1

zeroth element

Question 2

The __________ property is set to True when a RadioButton is selected.

Answer 2

Checked

Question 3

Two-dimensional arrays are often used to represent ____________.

Answer 3

Tabels

Question 4

Arrays can be declared to hold values of _____.

Answer 4

any data type

Question 5

To determine the number of elements in an array, use the NumberOfElements property

Answer 5

False

Question 6

The ComboBox control combines a TextBox control with a _______ control.

Answer 6

ListBox

Question 7

Property __________ contains the size of an array

Answer 7

Length

Question 8

In an m-by-n array, the m stands for __________

Answer 8

the number of rows in the array

Question 9

Method _________ returns an array’s highest index

Answer 9

GetUpperBound

Question 10

An array index store normally should be of type Double

Answer 10

False

Question 11

The number that refers to a particular element of an array is called its __________

Answer 11

index (or subscript)

Question 12

Use a ___________ to group of RadioButtons on a Form

GroupBox control

ComboBox control

ListBox control

Answer 12

None of the above

Question 13

The ___________ event is raised when a RadioButton is either selected or deselected

Answer 13

checkedChanged

Question 14

The indexed array name of one-dimensional array units’s element 2 is ___________.

Answer 14

units(2)

Question 15

method that call sorts array words in ascending order?

Answer 15

Array.Sort(words)

Question 16

statement that creates Integer array values with three rows and three columns?

Answer 16

Dim array(,) As Integer = {1,2,3},{4,5,6},{7,8,9}

Question 17

In a __________ array each row contains the same number of columns.

Answer 17

rectangular

Question 18

The ____________ property determines whether a RadioButton is selected.

Answer 18

Checked

Question 19

Which of the following creates an Integer array of five rows and three colums?

Answer 19

Dim values(4,2) As Integer

Question 20

When one RadioButton in a container is seleceted, _________.

Answer 20

all others will be deselected

Question 21

An array can store many different types of values

Answer 21

False

Question 22

The ________ event handler is invoked when the user selects a Radio button.

Answer 22

CheckedChanged

Question 23

Typically, ____________ statements are used to iterate over each element in a two-dimensional array.

Answer 23

nested For…Next

Question 24

When declaring an array, a(n) _________ is required inside parentheses in order to indicate that the array is two-dimensional.

Answer 24

comma

Question 25

The process of ordering the elements of an array is called ___________ the array.

Answer 25

sorting

Question 26

Method GetUpperBound returns the highest numbered index in an array.

Answer 26

True

Question 27

Which of the following sotrs array averageRainfall?

Answer 27

Array.Sort(averageRainfall)

Question 28

The linear search works well for unsorted arrays.

Answer 28

True

Question 29

Property ___________ specifies the source of the data displayed in a ComboBox.

Answer 29

DataSource

Question 30

An array’s elements are related by the act that they have the same name and _________.

Answer 30

type

Question 31

ComboBox property ____________ is 0 when the first ComboBox item is selected.

Answer 31

SelectedIndex

Question 32

The initializer list can ___________.

Answer 32

be used to determine the size of the array.

be empty

contain a comma separated list of initial values for the array element

Question 33

An array length is ___________.

Answer 33

one more than the array’s last index

Question 34

Arrays that use two indices are referred to as __________ arrays.

Answer 34

two-dimensional

Question 35

The expression _______ creates an Integer array of two rows and five columns.

Answer 35

Dim a(1,4) As Integer

Question 36

An array index store normally should be of type Double.

Answer 36

False

Question 37

The number that refers to a particular element of an array is called its __________.

Answer 37

index (or subscript)

Question 38

The ComboBox control combines a TextBox control with a _______ control.

Answer 38

ListBox

Question 39

Arrays can be declared to hold values of _____.

Answer 39

any data type

Question 40

When one RadioButton in a container is seleceted, _________.

Answer 40

all others will be deselected