Questions and Answers of Programming Microsoft Visual Basic

Q: Which of the following is not a valid name for an object?a. picMy.Dogb. btnCalcSalesTaxc. lbl2019d. lblProjected2024
Q: Define the term “syntax.”
Q: Which of the following do not need to have their names changed to more meaningful ones?a. All controls that will be codedb. All controls that will be
Q: What is the result of the following expression: 96 \ 30?a. 3b. 3.2c. 6d. 0.2
Q: Which of the following is not a valid name for a variable?a. Dbl8%Rateb. DecCostc. StrNamed. IntAge
Q: What is the result of the following expression: 3 x 5 \ 2 + 30 / 5?a. 7.5b. 13c. 13.5d. 12
Q: Which of the following is used to declare a procedure-level String variable?a. Dim String strCityb. Dim strCity As Stringc. Private strCity As
Q: Which of the following is true?a. A static variable has the same lifetime as a procedure-level variable but the same scope as a class-level
Q: Evaluate the following expression: 13 > 12 OrElse 6 < 5.a. True b. False
Q: Evaluate the following expression: 6 + 3 > 7 AndAlso 11 < 2 x 5.a. True b. False
Q: Evaluate the following expression: 8 > 10 OrElse 7 > 3.a. True b. False
Q: Evaluate the following expression: 7 + 3 x 2 < 6 x 3 AndAlso 20 > = 4 x 5.a. True b. False
Q: Evaluate the following expression: 5 x 7 > 6 ˆ 2.a. True b. False
Q: Evaluate the following expression: False AndAlso True OrElse True.a. True b. False
Q: Which of the following is the correct order of precedence for the AndAlso, Not, and OrElse logical operators?a. AndAlso, Not, OrElseb. AndAlso,
Q: Which of the following is the correct order of precedence for the arithmetic, comparison, and logical operators?a. Arithmetic, Comparison, Logicalb.
Q: Which method right-aligns a string?a. PadLeftb. PadRightc. LeftAlignd. RightAlign
Q: What is a constructor?a. A functionb. A Property procedurec. A Sub procedured. Either a function or a Sub procedure
Q: To hide one of a class’s members, you declare the member using which of the following keywords?a. Hideb. Invisiblec. Privated. ReadOnly
Q: Which type of database stores information in tables composed of rows and columns?a. Columnarb. Relationalc. Sortedd. Tabular
Q: You can use the buttons on a BindingNavigator control to do all but which of the following?a. Add records to a datasetb. Save records in a datasetc.
Q: What does SQL stand for?a. Select Query Languageb. Semi-Quick Languagec. Structured Quick Languaged. Structured Query Language
Q: Which of the following properties is used to refer to a control (on a web page) in code?a. Captionb. IDc. Named. Text
Q: In this exercise, you modify the Shipping Depot application from Exercise 13. Use Windows to make a copy of the Shipping Depot Solution folder.
Q: Create a Windows Forms application. Use the following names for the project and solution, respectively: Shipping Depot Project and Shipping Depot
Q: Open the Kraston Solution.sln file contained in the VB2017\Chap08\Kraston Solution folder. The btnDisplay_Click procedure should display a shipping
Q: In this exercise, you modify the Professor Schneider application from Exercise 10. Use Windows to make a copy of the Schneider Solution folder.
Q: In this exercise, you code the Professor Schneider application, which displays a grade based on the number of points entered by the user. The number
Q: Open the Computer Solution.sln file contained in the VB2017\Chap08\Computer Solution folder. The interface allows the user to enter the number of
Q: Open the Calories Solution.sln file contained in the VB2017\Chap08\Calories Solution folder. Open the Code Editor window and locate the
Q: In this exercise, you modify the Professor Juarez application from Exercise 5. Use Windows to make a copy of the Professor Juarez Solution folder.
Q: In this exercise, you modify one of the Waterson Company applications from this chapter’s Apply lesson. Use Windows to make a copy of the Waterson
Q: Open the Professor Juarez Solution.sln file contained in the VB2017\Chap08\Professor Juarez Solution folder.a. Open the Code Editor window and locate
Q: Open the Gross Pay Solution.sln file contained in the VB2017\Chap08\Gross Pay Solution folder. The interface provides a text box for entering the
Q: Which of the following returns the highest column subscript in a two-dimensional array named decPays?a. decPays.GetUpperBound(1)b.
Q: Which of the following assigns the number 0 to each element in a two-row, four-column Integer array named intSums?a. For intRow As Integer = 0 To
Q: Which of the following statements assigns the string “California” to the element located in the fourth column, sixth row in the two-dimensional
Q: The intNum array is declared as follows: Dim intNum(,) As Integer = {{6, 12, 9, 5, 2}, {35, 60, 17, 8, 10}}. Which of the following If clauses
Q: The intNum array is declared as follows: Dim intNum(,) As Integer = {{6, 12, 9, 5, 2}, {35, 60, 17, 8, 10}}. The intNum(1, 4) = intNum(1, 2) - 5
Q: Which of the following declares a two-dimensional array that has four rows and three columns?a. Dim decNums(2, 3) As Decimalb. Dim decNums(3, 4) As
Q: The dblNums array is a six-element Double array. Which of the following If clauses determines whether the entire array has been searched?a. If intSub
Q: The strStates and strCapitals arrays are parallel arrays. If Illinois is stored in the second element in the strStates array, where is its capital
Q: If the elements in two arrays are related by their subscripts, the arrays are called _____________________ arrays.a. Associatedb. Coupledc.
Q: The intSales array is declared as follows: Dim intSales() As Integer = {10000, 12000, 900, 500, 20000}. Which of the following If clauses determines
Q: The strNames array contains 100 elements. Which of the following statements assigns the number 99 to the intLastSub variable?a. intLastSub =
Q: The intNums array is declared as follows: Dim intNums() As Integer = {10, 5, 7, 2}. Which of the following blocks of code correctly calculates the
Q: The intCounters array contains five elements. Which of the following assigns the number 1 to each element?a. For intSub As Integer = 0 To
Q: Which of the following assigns the string “Rover” to the fifth element in a one-dimensional array named strPetNames?a. strPetNames(4) = "Rover"b.
Q: If the intNums array contains six elements, which of the following statements assigns the number 6 to the intElements variable?a. intElements =
Q: Which of the following statements sorts the intQuantities array in ascending order?a. Array.Sort(intQuantities)b. intQuantities.Sortc.
Q: Open the VB2017\Chap07\FixIt Solution\FixIt Solution.sln file. The interface provides a text box for the user to enter one or more words. The
Q: Open the Validate Number Solution.sln file contained in the VB2017\Chap07\Validate Number Solution folder. The interface provides a text box for
Q: Open the Addition Solution.sln file contained in the VB2017\Chap07\Addition Solution folder. The btnNew_Click procedure is responsible for generating
Q: Each salesperson at Rembrandt Auto-Mart is assigned an ID number that consists of five characters. The first three characters are numbers. The fourth
Q: In this exercise, you modify the Proper Case application from Exercise 6. If necessary, complete Exercise 6. Then, use Windows to make a copy of the
Q: In this exercise, you modify the Proper Case application from Exercise 6. If necessary, complete Exercise 6. Then, use Windows to make a copy of the
Q: In this exercise, you modify the Password application from this chapter’s Apply lesson. Use Windows to make a copy of the Password Solution folder.
Q: Open the Shipping Solution.sln file contained in the VB2017\Chap07\Shipping Solution folder. The interface provides a text box for entering a
Q: In this exercise, you modify the Password application from this chapter’s Apply lesson. Use Windows to make a copy of the Password Solution folder.
Q: In this exercise, you modify the Check Digit application from this chapter’s Apply lesson. Use Windows to make a copy of the Check Digit Solution
Q: Open the Zip Solution.sln file contained in the VB2017\Chap07\Zip Solution folder file. The btnDisplay_Click procedure should validate the ZIP code
Q: Open the Proper Case Solution.sln file contained in the VB2017\Chap07\Proper Case Solution folder. The interface provides a text box for entering a
Q: Open the Color Solution.sln file contained in the VB2017\Chap07\Color Solution folder. The btnDisplay_Click procedure should display the color of the
Q: In this exercise, you modify the Password application from this chapter’s Apply lesson. Use Windows to make a copy of the Password Solution folder.
Q: Open the Validate ISBN Solution.sln file contained in the VB2017\Chap07\Validate ISBN Solution folder. The interface provides a text box for entering
Q: In this exercise, you modify the Password application from this chapter’s Apply lesson. Use Windows to make a copy of the Password Solution folder.
Q: In this exercise, you modify the Check Digit application from this chapter’s Apply lesson. Use Windows to make a copy of the Check Digit Solution
Q: Which method right-aligns a string?a. PadLeftb. PadRightc. LeftAlignd. RightAlign
Q: Which property allows you to specify a specific character that will always be displayed in a text box, no matter what character the user types?a.
Q: Which property specifies the number of characters that a text box will accept?a. Lengthb. MaxLengthc. LengthMaxd. Maximum
Q: Which of the following statements enables the btnClear control?a. btnClear.Enabled()b. btnClear.Enabled = Yesc. btnClear.Enabled = Trued.
Q: Which of the following statements sends the focus to the btnClear control?a. btnClear.Focus()b. btnClear.Focus() = Truec. btnClear.SendFocus()d.
Q: Which of the following statements generates a random integer from 1 to 25 (including 25)?a. intNum = randGen.Next(1, 25)b. intNum = randGen.Next(1,
Q: Which of the following statements declares an object to represent the pseudo-random number generator in a procedure?a. Dim randGen As New
Q: Which of the following expressions evaluates to True when the strItem variable contains the string “1234Y5”?a. strItem Like "####[A-Z]#"b.
Q: Which of the following statements changes the contents of the strSocSec variable from “000-11-2222” to “000112222”?a. strSocSec =
Q: If the strWord variable contains the string “spring”, which of the following statements assigns the letter r to the strLetter variable?a.
Q: Which of the following statements changes the contents of the strZip variable from 60521 to 60461?a. strZip = strZip.Insert(2, "46") strZip =
Q: The strName variable contains the string “Jeffers”. Which of the following statements changes the contents of the variable to the string
Q: The strDue variable contains the string “$****75”. Which of the following statements removes the dollar sign and asterisks from the variable?a.
Q: If the strWord variable contains the string “crispy”, which of the following statements assigns the letter s to the strLetter variable?a.
Q: The strName variable contains the string “Doe Jane”. Which of the following changes the variable’s contents to the string “Doe, Jane”?a.
Q: Which of the following statements assigns the first four characters in the strItem variable to the strWarehouse variable?a. strWarehouse =
Q: If the strAddress variable contains the string “15 Palm Ave.”, what will the strAddress.IndexOf("Palm", 5) method return?a. –1b. 5c. 6d. False
Q: If the strAddress variable contains the string “41 Main Street”, what will the strAddress.IndexOf("Main") method return?a. –1b. 3c. 4d. True
Q: If the strMsg variable contains the string “Her birthday is Friday!”, which of the following assigns the number 16 to the intNum variable?a.
Q: If the strName variable contains the string “Sharon Kelper”, which of the following changes the contents of the variable to the string “Sharon
Q: If the strPresident variable contains the string “Abraham Lincoln”, what value will the strPresident.IndexOf("ham") method return?a. Trueb.
Q: Which of the following methods can be used to determine whether the strRate variable contains the percent sign?a. blnResult = strRate.Contains("%")b.
Q: The strAmount variable contains the string “678.95”. Which of the following statements changes the contents of the variable to the string
Q: Which of the following statements changes the contents of the strWord variable from “led” to “lead”?a. strWord = strWord.AddTo(2, "a")b.
Q: Which of the following assigns the number of characters in the strAddress variable to the intNum variable?a. intNum = strAddress.Lengthb. intNum =
Q: Open the VB2017\Chap06\FixIt Solution\FixIt Solution.sln file. Start the application. Click 20 in the Length combo box and then click 30 in the Width
Q: In this exercise, you create an application that calculates the number of single rolls of wallpaper required to cover a room. Create a Windows Forms
Q: In this exercise, you create an application that calculates a customer?s cable bill. Create a Windows Forms application. Use the following names for
Q: In this exercise, you modify the application created in Exercise 9. Use Windows to make a copy of the Translator Solution folder. Rename the copy
Q: Create a Windows Forms application. Use the following names for the project and solution, respectively: Translator Project and Translator Solution.
Q: Mats-R-Us sells three different types of mats: Standard ($99), Deluxe ($129), and Premium ($179). All of the mats are available in blue, red ($10
Q: The Donut Shoppe sells four varieties of doughnuts: Glazed ($1.05), Sugar ($1.05), Chocolate ($1.25), and Filled ($1.50). It also sells regular
Q: In this exercise, you modify one of the Seminars applications from Chapter 4’s Apply lesson. Open the Seminars Solution.sln file contained in the

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