Programming with Microsoft Visual Basic 2017
8th Edition
ISBN: 9781337102124
Author: Diane Zak
Publisher: Cengage Learning
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You have been hired by PetPals Veterinary Clinic to modify its Bill Calculator application. Upon reviewing the application, you notice that all of the controls have their default names. You also notice that the Calculate button’s code uses the properties of controls in the calculation statements.
The total amount a customer owes for all of the services performed during an office visit may contain a decimal place. What data type is best for a variable that will store this value?
a.
String
b.
Double
c.
Integer
d.
Fraction
Which of the following assigns the number of characters in the strAddress variable to the intNum variable? a. intNum = strAddress.Length b. intNum = strAddress.LengthOf c. intNum = Length(strAddress) d. intNum = LengthOf(strAddress)
Which of the following statements decreases the intNum variable’s value by 5?
a. intNum = intNum – 5
b. intNum –= 5
c. intNum = intNum + –5
d. all of the above
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- Professor Zak allows students to drop the four lowest scores on the ten 100-point quizzes she gives during the semester. Design an application that accepts a student name and 10 quiz scores. Output the student's name and 10 quiz scores. Output the student's name and total points for the student's six highest-scoring quizzes. Modify the application so that the student's mean and median scores on the six best quizzes are displayed.arrow_forwardIf the strWord variable contains the string “spring”, which of the following statements assigns the letter r to the strLetter variable? a. strLetter = strWord.Substring(2) b. strLetter = strWord(2) c. strLetter = strWord(2, 1) d. All of the above.arrow_forwardWhich of the following statements increments the decTotal variable’s value by the value stored in the decBonus variable? a. decBonus += decTotal b. decBonus =+ decTotal c. decTotal += decBonus d. decTotal =+ decBonusarrow_forward
- Which of the following statements assigns the first four characters in the strItem variable to the strWarehouse variable? a. strWarehouse = strItem.Assign(0, 4) b. strWarehouse = strItem.Assign(1, 4) c. strWarehouse = strItem.Substring(0, 4) d. strWarehouse = strItem.Substring(1, 4)arrow_forwardWhich of the following methods can be used to determine whether the strRate variable contains the percent sign? a. blnResult = strRate.Contains("%") b. intResult = strRate.IndexOf("%") c. intResult = strRate.IndexOf("%", 0) d. All of the above.arrow_forwardIndicate whether each of the following is a legal variable name. If it is not,explain why. 2ndPlaceNamearrow_forward
- Which of the following data types is appropriate for a variable that will storealphanumeric text? a. Alpha b. AlphaNum c. String d. Textarrow_forwardWhich style of variable must be used to operate on an object in code?arrow_forwardWrite a statement that uses the Insert method to change the contents of the strState variable from “Ky” to “Kentucky”arrow_forward
- Which of the following is a wrong statement? Variable can change the value O variable can be used before giving its value O Variable is a container that store an value Variable can have different types of valuesarrow_forwardProfessor Zak allows students to drop the four lowest scores on the ten 100-point quizzes she gives during the semester. Design an application that accepts a student name and 10 quiz scores. Output the student's name and 10 quiz scores. Output the student's name and total points for the student's six highest-scoring quizzes.arrow_forwardWrite an assignment statement that increments the intTotal variable by the contents of the intQuantity variable.arrow_forward
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Programming with Microsoft Visual Basic 2017Computer ScienceISBN:9781337102124Author:Diane ZakPublisher:Cengage Learning
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Computer Science
ISBN:9781337102124
Author:Diane Zak
Publisher:Cengage Learning