VB.Net Practice Exam: Quiz!

& (ampersand)

@ (at)

' (apostrophe)

_ (underscore)

ForeColor

BackColor

Appearance

Background

TxtName.Focus()

TxtName = Focus()

TxtName = Top()

TxtName.First()

TxtMessage.Text = ""

TxtMessage.Clear()

TxtMessage.Text = String.Empty

All of the answers are correct

Cause the control to appear to the right of the other controls

Make the control Visible

Align the control to the left of the other controls

Set the focus on this control when the program begins running

Using ampersand (&)

Using at (@)

Using underscore ( _)

Capitalizing the first letter of the word

Setting their X property to the same value

Selecting Align from the Format menu and then choosing Lefts.

Selecting "Make Same Size" from the Layout toolbar

Setting their Height property to the same value

Caption

Name

Text

Appearance

Form

GroupBox

RadioButton

All of the above are objects

Pressing the Enter key at the end of the line

Adding a blank space and a plus sign ( + ) at the end of the line

Adding a blank space and an ampersand ( & ) at the end of the line

Adding a blank space and an underscore ( _ ) at the end of the line

Identifier

Identity

Declaration

Dimension

Are only used for variables and are not needed for constants

Are only allowed in the Declarations section of a form

Give variables and constants names, and specify the type of data they will hold

Both answers B and C are correct.

Integer

Real

Decimal

String

Decimal

Short

Integer

Fraction

Names may contain underscores, but not good coding standards

Names may contain letters

Names may contain digits

Names may contain spaces

Identifiers for constants should use an underscore between words

Identifiers should use periods to separate words

Identifiers should list the data type at the end of the name

Identifiers cannot contain embedded blanks

1 to 8 characters

1 to 256 characters

1 to 4,000 characters

1 to 16,383 characters

DecUnitsEnrolled

StrZipCode

Dec.amount.due

STRCOUNTRY

Include the data type at the end of the identifier

Everything in the identifier's name should be capitalized except the data type

Identifiers for constants should begin with a prefix of Const

Identifiers for constants should use an underscore between words

Declared using the keyword Const

Declared using the keyword Dim

Placed in the Declarations section of a form

Built into Visual Studio

Boolean

String

Object

Variable

Declaration

Size

Storage location

Identifier

Dim indexWhole as Whole

Dim strIndex as String

Dim Integer as Index

Dim intIndex as Integer

Dim indexFraction As Fraction

Dim strIndex As String

Dim decIndex As Decimal

Dim intIndex As Integer

The Declarations section of the form

The Form_Load procedure

The event procedure where intCounter will be used

The Namespace Constants file

The Declarations section of the form

The Form_Load procedure

The event procedure where STR_ACCOUNT_NUMBER will be used

The Namespace Constants file

Namespace

Module-level

Local

Block

Local

Module-level

Namespace

Private

Anywhere in the project

Only in the procedure where the Dim statement is shown

Anywhere in the project if the variable name is changed to STR_NAME

Only once in the procedure

Module-level variable

Local variable

Block variable

General variable

Dim

Const

Private

Public

Convert data in a textbox to a numeric value with no decimal places

Properly align decimal positions in a numeric value

Add a dollar sign ($) to improve the way the output looks

Convert data in a textbox to a numeric value with 2 decimal places

Integer.Parse

Decimal.Parse

Parse.String

All of the above are valid

Multiplication and division

Addition and subtraction

Exponentiation

Operators are not significant; all calculations are evaluated from left to right

6

14

20

48