VB.Net Practice Exam: Quiz!

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Quizzes Created: 38 | Total Attempts: 31,980
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  • 1/56 Questions

    The Properties window is used to set the properties for the objects on your form.

    • True
    • False
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About This Quiz

The VB. Net Practice Exam tests understanding of Visual Basic. NET fundamentals, including event-driven programming, UI design, and runtime properties. It's ideal for learners aiming to enhance their coding proficiency and problem-solving skills in VB. Net.

VB.Net Practice Exam: Quiz! - Quiz

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  • 2. 

    Visual Basic.NET is an object-oriented programming language.  

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Page: 3 Objective: 2

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  • 3. 

    After you have added a label to a form you can change the words that are displayed inside the button by changing the Text property.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Page: 24 Objective: 8

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  • 4. 

    A .vb file holds the definition of a form, its controls, and code procedures.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Page: 7 Objective: 5

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  • 5. 

    With Visual Basic you can write computer programs that run in the Microsoft Windows environment.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Page: 2 Objective: 1

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  • 6. 

    Which of the following is not a valid data type?

    • Integer

    • Real

    • Decimal

    • String

    Correct Answer
    A. Real
    Explanation
    Answer: B Page: 97 Objective: 2

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  • 7. 

    The property used to display information in a TextBox is _______.

    • Caption

    • Name

    • Text

    • Appearance

    Correct Answer
    A. Text
    Explanation
    Page: 63 Objective: 1

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  • 8. 

    Writing a program in Visual Basic is so easy that it is not necessary to do any planning.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Page: 6 Objective: 4

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  • 9. 

    The data type that is used for decimal fractions is _______.

    • Decimal

    • Short

    • Integer

    • Fraction

    Correct Answer
    A. Decimal
    Explanation
    Answer: A Page: 97 Objective: 2

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  • 10. 

    You are in run time when you design the user interface.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Page: 13 Objective: 7

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  • 11. 

    The ______ symbol is used for concatenation.

    • & (ampersand)

    • @ (at)

    • ' (apostrophe)

    • _ (underscore)

    Correct Answer
    A. & (ampersand)
    Explanation
    Page: 80 Objective: 8

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  • 12. 

    What will be the value of answerInteger after execution of the following line of code?             Assume that numberAInteger = 6, numberBInteger = 4, numberCInteger = 2             answerInteger = (numberAInteger + numberBInteger) * (numberAInteger / numberCInteger)

    • 6

    • 30

    • 27

    • None of the above

    Correct Answer
    A. 30
    Explanation
    Answer: B Page: 109 Objective: 7

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  • 13. 

    The .resx file is a text file that defines all resources used by the form including any graphics that are displayed on the form.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Page: 7 Objective: 5

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  • 14. 

    As a program runs, the insertion point can be moved from control to control.  In order to reset the focus back in a text box named nameTextBox you should use the code _______.

    • TxtName.Focus()

    • TxtName = Focus()

    • TxtName = Top()

    • TxtName.First()

    Correct Answer
    A. TxtName.Focus()
    Explanation
    Page: 79 Objective: 4

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  • 15. 

    If the programmer does not write code for a button control, Visual Basic automatically provides code in the Click procedure that will close the form when the user clicks the button.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Page: 28 Objective: 8

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  • 16. 

    Which of the following is a valid statement that can be used to declare a local variable that will store whole numbers?

    • Dim indexWhole as Whole

    • Dim strIndex as String

    • Dim Integer as Index

    • Dim intIndex as Integer

    Correct Answer
    A. Dim intIndex as Integer
    Explanation
    Answer: D Page: 102 Objective: 4

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  • 17. 

    You can use the Properties window to change the properties of controls during run time.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Page: 12 Objective: 7

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  • 18. 

    If you would like to change the background color on a form, you must change the form's _____________ property.

    • ForeColor

    • BackColor

    • Appearance

    • Background

    Correct Answer
    A. BackColor
    Explanation
    Page: 79 Objective: 6

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  • 19. 

    Which of the following does not follow the conventions for naming identifiers?

    • DecUnitsEnrolled

    • StrZipCode

    • Dec.amount.due

    • STRCOUNTRY

    Correct Answer
    A. Dec.amount.due
    Explanation
    Answer: C Page: 98 Objective: 3

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  • 20. 

    Integer.Parse is used to _______.

    • 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

    Correct Answer
    A. Convert data in a textbox to a numeric value with no decimal places
    Explanation
    Answer: A Page: 106 Objective: 6

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  • 21. 

    Which of the following is not a valid rule for naming identifiers?

    • Names may contain underscores, but not good coding standards

    • Names may contain letters

    • Names may contain digits

    • Names may contain spaces

    Correct Answer
    A. Names may contain spaces
    Explanation
    Answer: D Page: 98 Objective: 3

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  • 22. 

    Which of the following is not an object?

    • Form

    • GroupBox

    • RadioButton

    • All of the above are objects

    Correct Answer
    A. All of the above are objects
    Explanation
    Page: 62 Objective: 1

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  • 23. 

    When you declare a variable or a named constant, Visual Basic reserves an area of memory and assigns it a name called a(n) _______.

    • Identifier

    • Identity

    • Declaration

    • Dimension

    Correct Answer
    A. Identifier
    Explanation
    Answer: A Page: 97 Objective: 1

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  • 24. 

    You write Visual Basic code statements during design time.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Page: 13 Objective: 7

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  • 25. 

    A _______ variable is declared inside a procedure.

    • Namespace

    • Module-level

    • Local

    • Block

    Correct Answer
    A. Local
    Explanation
    Answer: C Page: 104 Objective: 5

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  • 26. 

    Which of the following is not a valid method for parsing?

    • Integer.Parse

    • Decimal.Parse

    • Parse.String

    • All of the above are valid

    Correct Answer
    A. Parse.String
    Explanation
    Answer: C Page: 107 Objective: 6

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  • 27. 

    Variables declared within a button's click-event are _____ variables.

    • Local

    • Module-level

    • Namespace

    • Private

    Correct Answer
    A. Local
    Explanation
    Answer: A Page: 104 Objective: 5

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  • 28. 

    If a procedure contains a Dim statement and strName is assigned as the identifier, strName can be used _______.

    • 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

    Correct Answer
    A. Only in the procedure where the Dim statement is shown
    Explanation
    Answer: B Page: 104 Objective: 5

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  • 29. 

    If a project runs without a syntax error, you can be certain that the code has performed the project's task correctly.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Page: 43 Objective: 9

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  • 30. 

    When creating a project in Visual Basic you should always begin by writing the Basic code.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Page: 6 Objective: 4

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  • 31. 

    Using the order of precedence and the formula below, what is answerInteger if:             numberOneInteger=2, numberTwoInteger=12, numberThreeInteger=20, and numberFourInteger=6             answerInteger= numberOneInteger * (numberTwoInteger + numberThreeInteger) - numberFourInteger / numberOneInteger

    • 19

    • 41

    • 61

    • None of the above

    Correct Answer
    A. 61
    Explanation
    Answer: C Page: 109 Objective: 7

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  • 32. 

    The Solution Explorer window is where you design a form that makes up your user interface.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Page: 12 Objective: 6

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  • 33. 

    Which of the following has the highest order of precedence in arithmetic expressions?

    • Multiplication and division

    • Addition and subtraction

    • Exponentiation

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

    Correct Answer
    A. Exponentiation
    Explanation
    Answer: C Page: 109 Objective: 7

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  • 34. 

    In Form1.Text, the word Text is referring to a method.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Page: 4 Objective: 3

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  • 35. 

    Setting the TabIndex of a control to 0 (zero) will _______.

    • 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

    Correct Answer
    A. Set the focus on this control when the program begins running
    Explanation
    Page: 73 Objective: 4

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  • 36. 

    Create keyboard access on an object by ______________ in the Text property.

    • Using ampersand (&)

    • Using at (@)

    • Using underscore ( _)

    • Capitalizing the first letter of the word

    Correct Answer
    A. Using ampersand (&)
    Explanation
    Page: 72 Objective: 4

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  • 37. 

    Which of the following is a valid statement that can be used to declare a local variable that will store fractions?

    • Dim indexFraction As Fraction

    • Dim strIndex As String

    • Dim decIndex As Decimal

    • Dim intIndex As Integer

    Correct Answer
    A. Dim decIndex As Decimal
    Explanation
    Answer: C Page: 102 Objective: 4

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  • 38. 

    Where should the statement: Dim counterInteger As Integer, appear if you plan to use counterInteger in only one event procedure?

    • The Declarations section of the form

    • The Form_Load procedure

    • The event procedure where intCounter will be used

    • The Namespace Constants file

    Correct Answer
    A. The event procedure where intCounter will be used
    Explanation
    Answer: C Page: 103 Objective: 5

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  • 39. 

    Which of the following is NOT a rule for naming identifiers?

    • 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

    Correct Answer
    A. Identifiers should use periods to separate words
    Explanation
    Answer: B Page: 98 Objective: 3

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  • 40. 

    What will be the value of answerInteger after execution of these statements?             Const numberAInteger as Integer = 6             Const numberBInteger as Integer = Const numberCInteger as Integer = 2             answerInteger = numberAInteger + numberBInteger * numberCInteger  

    • 6

    • 14

    • 20

    • 48

    Correct Answer
    A. 14
    Explanation
    Answer: B Page: 109 Objective: 7

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  • 41. 

    Which of the following statements will clear the contents of a text box named messageTextBox?

    • TxtMessage.Text = ""

    • TxtMessage.Clear()

    • TxtMessage.Text = String.Empty

    • All of the answers are correct

    Correct Answer
    A. All of the answers are correct
    Explanation
    Page: 78 Objective: 5

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  • 42. 

    Declaration statements _______.

    • 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.

    Correct Answer
    A. Give variables and constants names, and specify the type of data they will hold
    Explanation
    Answer: C Page: 97 Objective: 1

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  • 43. 

    Where should the statement: Const STR_ACCOUNT_NUMBER As String = "A45", appear if you plan to use STR_ACCOUNT_NUMBER in more than one procedure?

    • The Declarations section of the form

    • The Form_Load procedure

    • The event procedure where STR_ACCOUNT_NUMBER will be used

    • The Namespace Constants file

    Correct Answer
    A. The Declarations section of the form
    Explanation
    Answer: A Page: 104 Objective: 5

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  • 44. 

    In order to control the number of decimals that will appear when a number is displayed, you can use _______.

    • A conversion function

    • A string variable

    • A constant

    • The format specifier codes

    Correct Answer
    A. The format specifier codes
    Explanation
    Answer: D Page: 116 Objective: 10

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  • 45. 

    You can break a long line of code into multiple lines by ________ and then continuing writing code on the next line.

    • 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

    Correct Answer
    A. Adding a blank space and an underscore ( _ ) at the end of the line
    Explanation
    Page: 81 Objective: 8

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  • 46. 

    If Option Strict is turned off and a declaration statement does not specify a data type, it will default to _______.

    • Boolean

    • String

    • Object

    • Variable

    Correct Answer
    A. Object
    Explanation
    Answer: C Page: 101 Objective: 4

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  • 47. 

    A variable that is declared in the Declarations section of a form is a(n) _______.

    • Module-level variable

    • Local variable

    • Block variable

    • General variable

    Correct Answer
    A. Module-level variable
    Explanation
    Answer: A Page: 104 Objective: 5

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  • 48. 

    What will be the value of totalInteger after execution of this statement?             Assume that valueInteger = 2.             totalInteger= ((valueInteger + 2) * (valueInteger + 4)) / valueInteger + 1

    • 13

    • 8

    • 12

    • None of the above

    Correct Answer
    A. 13
    Explanation
    Answer: A Page: 109 Objective: 7

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  • 49. 

    MessageBox.Show("Hello","Goodbye") will display _______.

    • "Hello" in the message box titlebar and "Goodbye" in the body of the message box

    • "Goodbye" in the body of the message box; "Hello" is the name of the message box

    • "Goodbye" in the message box titlebar and "Hello" in the body of the message box

    • None of the above

    Correct Answer
    A. "Goodbye" in the message box titlebar and "Hello" in the body of the message box
    Explanation
    Answer: C Page: 126 Objective: 12

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Quiz Review Timeline (Updated): Mar 22, 2023 +

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  • Current Version
  • Mar 22, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • May 11, 2011
    Quiz Created by
    Tcarteronw
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