Business Application Development
Exam Bank
Course Introduction
Business Application Development explores the fundamental concepts and practical skills required to design, develop, and deploy software applications that address the needs of modern businesses. The course covers the software development lifecycle, requirements analysis, user interface design, database integration, and testing, using contemporary programming languages and development frameworks. Students learn how to translate business requirements into functional applications, emphasizing scalability, security, and usability. Through hands-on projects and case studies, the course also addresses industry best practices, agile methodologies, and current trends in business technology solutions, preparing students for entry-level roles in business software development and IT project teams.
Recommended Textbook
Programming with Microsoft Visual Basic 2017 8th Edition by Diane Zak
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Page 2
Chapter 1: An Introduction to Visual Basic 2015
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Q1) A ____ is the general shape of the characters in the text.
A)property
B)splash
C)format
D)font
Answer: D
Q2) The title bar on a form cannot be removed from splash screen applications.
A)True
B)False
Answer: False
Q3) The location of a control on the screen can be modified by changing the X and Y properties measured in pixels.The X value is measured from the ____ border.
A)left
B)right
C)top
D)bottom
Answer: A
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Chapter 2: Designing Applications
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Q1) What do the TabIndex values determine for the controls of an interface? What is the standard tab order for controls on an interface?
Answer: The TabIndex values determine the tab order of the controls,which is the order in which each control receives the focus when the user either presses the Tab key or employs an access key while an application is running.The TabIndex values begin with zero,and each subsequent control will receive the focus based on its TabIndex value.The standard tab order for controls of an interface is determined by whether or not a control accepts user input.Any control that accepts user input should be first; all other controls follow.If a control that accepts user input is identified by a label control,you include the label control first and then its related control
Q2) Your first step in developing the application is to ____.
A)draw a sketch of the user interface
B)meet with the client
C)assemble the documentation
D)plan the application
Answer: B
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Chapter 3: Using Variables and Constants
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Sample Questions
Q1) A default button is identified by setting the form's ____ property.
A)AcceptButton
B)DefaultButton
C)SelectedButton
D)CancelButton
Answer: A
Q2) A variable declared in the Declaration section of a form is called a procedure-level variable.
A)True
B)False Answer: False
Q3) Which of the following statements declares a class-level variable?
A)Private Dim dblHeight As Double
B)Dim dblHeight As Double
C)Class dblHeight As Double
D)Private dblHeight As Double
Answer: D
Q4) The decRate variable contains the number .03.Write the assignment statement to display the value as 3% in the lblRate control. Answer: lblRate.Text = decRate.ToString("P0")
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Chapter 4: The Selection Structure
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Q1) To prevent a text box from accepting inappropriate characters,you first use the e parameter's ____ property to determine the key that the user pressed.
A)KeyStruck
B)KeyEnter
C)KeyChar
D)KeyPress
Q2) In the MessageBox.Show (text,caption,buttons,icon[,defaultButton]) method,which of the following arguments controls the symbol appearing in the message box?
A)text
B)caption
C)buttons
D)icon
Q3) If the intInventory variable contains the value 28,the condition If intInventory <= 25 Then will evaluate to ____.
A)Yes
B)No
C)True
D)False
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Chapter 5: More on the Selection Structure
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Sample Questions
Q1) You enter the label for a radio button using sentence capitalization in the radio button's ____ property.
A)Text
B)Label
C)Face
D)Heading
Q2) A meat packer grades meat "P" for Prime,"C" for Choice,"S" for Standard,and "G" for Good.Which of the following Case expressions is incorrect?
A)Case "P", "C"
B)Case "S"
C)Case "CGSP"
D)Case Else
Q3) Desk-checking is also called ____.
A)prototyping
B)hand-tracing
C)alpha checking
D)beta checking
Q4) Define the term "algorithm." How is desk-checking used to verify algorithms?
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Chapter 6: The Repetition Structure
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Q1) Which of the following statements pauses program execution for 3 seconds?
A)System.Threading.Thread.Pause(300)
B)System.Threading.Thread.Sleep(300)
C)System.Threading.Thread.Pause(3000)
D)System.Threading.Thread.Sleep(3000)
Q2) You can use a ____ to display a list of choices from which the user can select zero choices,one choice,or more than one choice.
A)list box
B)radio button group
C)check box
D)list
Q3) Write a counter-controlled loop that adds 5,10,15,20,25,and 30 to the lstMinutes control.
Q4) Explain the difference between using the keywords While and Until within a Do...Loop statement.
Q5) ____ means assigning a beginning value to a counter or an accumulator.
A)Introducing
B)Initializing
C)Incrementing
D)Updating
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Chapter 7: Sub and Function Procedures
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Q1) Usually,the statement that invokes a function will assign the function's return value to a(n)____.
A)address
B)argument
C)variable
D)parameter
Q2) You can determine whether a variable is being passed by value or by reference by looking at the Call statement.
A)True
B)False
Q3) The computer automatically processes an event procedure when the event occurs.
A)True
B)False
Q4) Which of the following statements would invoke the GetEndInventory function and assign the function's return value to the intEnd variable?
A)Call GetEndInventory(intBegInv, intItemsSold, intReturned)
B)intEnd = Call GetEndInventory(intBegInv, intItemsSold, intReturned)
C)intEnd = GetEndInventory(intBegInv, intItemsSold, intReturned)
D)intEnd = GetEndInventory()
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Chapter 8: String Manipulation
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Sample Questions
Q1) Assume that the data for salary is entered with both a dollar symbol and a space.Which of the following instructions will remove the dollar symbol?
A)salary.TrimStart("$")
B)salary.TrimLeft("$")
C)salary.TrimEnd("$")
D)salary.TrimRight("$")
Q2) Neither the Trim method nor the Remove method removes any characters from the original string.
A)True
B)False
Q3) You can use a string's Value property to determine the number of characters it stores.
A)True
B)False
Q4) Write a Visual Basic statement that removes the last four digits of the credit card number and assigns it to the strCCLastFour variable. strCCNum = "4456778996352852"
Q5) What is the difference between a menu item's access key and shortcut key?
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Chapter 9: Arrays
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Q1) To refer to the element located in the first row,first column in a two-dimensional array named strProducts,you use ____.
A)strProducts(0, 0)
B)strProducts{0, 1}
C)strProducts(1, 1)
D)strProducts[0, 0]
Q2) The statement ____ assigns the string "Paris" to the element located in the first row,second column in the strCities array.
A)strCities(1, 1) = {Paris}
B)strCities(0, 1) = "Paris"
C)strCities(0, 0) = (Paris)
D)strCities(1, 0) = "Paris"
Q3) An array is defined as follows:
Dim numbers(3) As Integer
How many elements does the array have?
A)one
B)two
C)three
D)four
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Chapter 10: Structures and Sequential Access Files
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Q1) Data types created using the Structure statement are referred to as user-defined data types or structures.
A)True
B)False
Q2) A(n)____ is defined as a sequence (stream)of characters followed by the newline character.
A)character
B)line
C)input
D)stream
Q3) Which of the following opens the employee.txt file for output,creates a StreamWriter object,and assigns it to the outFile variable?
A)outFile = File.CreateText("F:\employee.txt")
B)outFile = IO.File.CreateText("F:\employee.txt")
C)outFile = File.CreateText("F:\")
D)outFile = IO.File.Create("F:\employee.txt")
Q4) What is the difference between an input file and an output file?
Q5) Write the statement that would remove the selected item from the lstFlowers control if an item is selected.
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Chapter 11: Classes and Objects
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Q1) What is an auto-implemented property and what does it automatically create?
Q2) In a Property procedure,the dataType must match the data type of ____ associated with the Property procedure.
A)all constructors
B)all variables
C)the Public variable
D)the Private variable
Q3) You can overload any of the methods contained in a class.
A)True
B)False
Q4) The Class statement ends with the keyword(s)____.
A)Class
B)Exit Class
C)End Class
D)Next Class
Q5) A base class named DeliveryFee contains a function named CalcFee that calculates an order's delivery fee using the following formula: total * .05.The derived class named InstallationFee contains the CalcFee method.However,the fee formula is as follows: (total * .05)+ 250.Write the function for the derived class.
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Chapter 12: Web Applications
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Q1) List the six validator tools available in the Validation section of the toolbox that are used for validating user input.
Q2) A ____ requests information from a Web server.
A)radio button
B)client computer
C)toolbar
D)<div> tag
Q3) If you want to verify that the prescription number,first name,and last name text boxes contain data,use the ____ tool.
A)CompareValidator
B)RangeValidator
C)RequiredFieldValidator
D)TextFieldValidator
Q4) The Web consists of documents called ____ that are stored on Web servers.
A)URLs
B)browsers
C)clients
D)Web pages
Q5) Describe what happens when a user clicks the Submit button on a Web page.
Q6) List the names of 3 popular browsers.
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Chapter 13: Working With Access Databases and Linq
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Q1) Write a LINQ statement to calculate the total value of the inventory.
Q2) Write a LINQ statement to select all blue bicycles.Order the bicycles in ascending order by quantity.
Q3) The ____ object provides the connection between the DataSet and the bound controls on the form.
A)TableAdapter
B)DataGridView
C)BindingSource
D)BindingNavigator
Q4) The field used to link a child table to a parent table is known as the ____ in the child table.
A)record
B)foreign key
C)cell
D)primary key
Q5) A relational database can contain one or more tables.
A)True
B)False
Q6) What are the advantages to storing data in a relational database?
Q7) Write a LINQ statement to select all records.
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Chapter 14: Access Databases and SQL
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Q1) Write the statement to add a new record to the dataset.
Q2) ' Delete a record from the dataset Dim row As TextData row = CustomerDataSet.tblCustomer.LookForCustID(3146) Delete()
Try TblCustomerTableAdapter.Save(CustomerDataSet.tblCustomer) Catch ex As Exception MessageBox.Show(ex.Message,"Delete record", MessageBoxButtons.OK, MessageBoxIcon.Information)
End Try
Q3) Most of the time,you will know in advance the values to include in the criteria of a query. A)True B)False
Q4) Write a SQL SELECT statement that selects the MemberID,LastName,JoinDate,and MemberType fields from all of the records.
Q5) Write the statement to sort the records in alphabetic order by last name.
Q6) What is SQL and how is it used?
Page 16
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