Deck 2: Designing Applications

Question 1

An access key allows the user to select an object using the ____ key in combination with a letter or number.

A)Shift
B)Tab
C)Alt
D)Backspace

Answer 1

C

Question 2

Which of the following is the correct sequence of events when designing a solution?

A)Write the code, design the interface, and plan the application.
B)Design the interface, plan the application, and write the code.
C)Plan the application, write the code, and design the interface.
D)Plan the application, design the interface, and write the code.

Answer 2

D

Question 3

A label control used to display output should use which of the following BorderStyle settings?

A)FixedSingle
B)Fixed3D
C)No BorderStyle (None)
D)Sizable

Answer 3

A

Question 4

A label control's ____ property determines whether the control automatically sizes to fit its current contents.

A)TextAlign
B)Fit
C)MiddleCenter
D)AutoSize

Question 5

You should never use a dark color background or a light color font.

Question 6

Labels that identify other controls (such as text boxes)should be right-aligned according to Windows standards.

Question 7

The programming process begins with a meeting between the programmer and the client.Which of the following activities would be the last activity in the programming process?

A)Build the user interface.
B)Code the application.
C)Test and debug.
D)Assemble the documentation.

Question 8

The ____ property of a control is used to specify the position of the text within the control.

A)AlignText
B)Alignment
C)Justify
D)TextAlign

Question 9

A ____ provides an area in the form for the user to enter data.

A)text box
B)label
C)button
D)check box

Question 10

You can hide a control on a form while an application is running by changing the Visible property from False to True.

Question 11

The first step in the planning phase of a programming solution is to sketch the user interface.

Question 12

The last step in planning an OO application is to ____.

A)draw a sketch of the user interface
B)identify the objects to which tasks will be assigned
C)identify the tasks the application needs to perform
D)identify the event required to trigger an object to perform its assigned tasks

Question 13

The number of different colors used on a form should be limited to ____ colors exclusive of black,white,and gray.

A)two
B)three
C)four
D)five

Question 14

The Windows standard is to use sentence capitalization for identifying labels.

Question 15

Most invalid data is a result of typing errors that occur when entering instructions.

Question 16

The first step in planning an OO application is to ____.

A)draw a sketch of the user interface
B)identify the objects to which tasks will be assigned
C)identify the tasks the application needs to perform
D)identify the event required to trigger an object to perform its assigned tasks

Question 17

To test an application,you should use both valid and invalid test data.

Question 18

In most cases,an identifying label should be from one to three words only and appear on one line.

Question 19

An instruction that is syntactically correct will also be logically correct.

Question 20

A control's border is determined by its BorderStyle property.

Question 21

Short English-like phrases written to represent the steps a program must take to solve a particular problem are called ____.

A)flowcharts
B)pseudocode
C)object code
D)macro code

Question 22

In the mathematical expression 12 / 6 / 2,the answer is ____.

A)1
B)2
C)3
D)4

Question 23

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

Question 24

In the mathematical expression 4 * 3 + 15 / 3 - 6,which operation is performed last?

A)+
B)-
C)*
D)/

Question 25

To employ an access key,press and hold down the ____ key as you tap the access key.

A)Scroll
B)Backslash
C)Alt
D)Tilde (˜)

Question 26

The character used to create an access key by inserting it into a text property is ____.

A)˜
B)^
C)&
D)<

Question 27

Which of the following statements formats the contents of the txtSalesTax control with a percent sign and two digits to the right of the decimal?

A)txtSalesTax.Text = Format(txtSalesTax, "Percent")
B)txtSalesTax.Text = Format(txtSalesTax, "Fixed")
C)txtSalesTax.Text = Format(txtSalesTax.Text, "Percent")
D)txtSalesTax.Text = Format("Percent", txtSalesTax.Text)

Question 28

A(n)____ is a predefined procedure that performs a specific task and then returns a value.

A)algorithm
B)function
C)Sub procedure
D)class

Question 29

How many buttons do you need for the application?

A)one
B)two
C)three
D)four

Question 30

In the mathematical expression 4 * 3 + 15 / 3 - 6,which operation is performed first?

A)+
B)-
C)*
D)/

Question 31

The ____ values determine the order in which each control receives the focus.

A)GetFocus
B)PrevControl
C)NextControl
D)TabIndex

Question 32

The symbol used in code for assignment is the ____ symbol.

A)˜
B)^
C)<
D)=

Question 33

How many text boxes do you need for the application?

A)three
B)four
C)five
D)six

Question 34

The ____ method of a control will cause the focus on the screen to move to that control.

A)Focus
B)GoTo
C)HighLight
D)Select

Question 35

The syntax of the Focus method is ____,where "object" is the name of the object to which you want the focus sent.

A)object.GetFocus()
B)object.SetFocus()
C)object.Focus()
D)object.FocusThis()

Question 36

If the user enters $20 in the txtPrice control and 4 in the txtQuantity control,the Val(txtPrice.Text)* Val(txtQuantity.Text)expression will evaluate to ____.

A)0
B)40
C)80
D)none of the above

Question 37

The ____ function can be used to improve the appearance of the numbers displayed on a screen.

A)Arrange
B)Change
C)Display
D)Format

Question 38

Which of the following symbols is used to place documentation in a program and causes the computer to ignore the remaining content on the line?

A)//
B)/*
C)*/
D)'

Question 39

The ____ function temporarily converts a string to a number,and then returns the number.

A)Num
B)Number
C)Val
D)Value

Question 40

In Windows applications,pressing the ____ and Tab keys simultaneously will move the focus backward.

A)Shift
B)Ctrl
C)Alt
D)Ctrl+Shift

Question 41

Write a statement that clears the contents of the Text property of the txtLastName control.

Question 42

Complete the Result column in the chart provided.

Question 43

What is a TOE (Task,Object,Event)chart? Describe how it is created and used in the planning phase of an application.

Question 44

Define the term "flowchart." Define each of the three flowchart symbols and discuss how each is used within a flowchart.

Question 45

What is debugging? Explain the difference between a syntax error and a logic error.

Question 46

What do the TabIndex values determine for the controls of an interface? What is the standard tab order for controls on an interface?

Question 47

Write a statement that adds the contents of the txtNum1 control to the contents of the txtNum2 control,and then multiplies the result by 5.The result is displayed in the lblResult control.

Question 48

The following statement should subtract the contents of the txtEndInventory control from the contents of the txtBeginInventory control,and then divide the difference by 2:
Val(txtEndInventory)- Val(txtBeginInventory)\ 2

Question 49

Write a statement that displays the net pay in the lblNetPay control so that it is formatted with a dollar sign and two decimal places.

Question 50

The following expression should subtract 10 from the txtPrice control and then multiply the result by .07:
lblSalesTax.Text = Val(txtPrice.Text)- 10 * .07

Question 51

Which of the following statements would calculate and display the total fee?

A)TotalFee.Text = Val(txtNumberSessions) * Val(txtRate)
B)TotalFee.Text = NumberSessions.Text * Rate.Text
C)lblTotalFee.Text = Val(txtNumberSessions.Text) * Val(txtRate.Text)
D)TotalFee = NumberSessions * Rate

Question 52

Explain the difference between a string and an empty string.Why would you use an empty string?

Question 53

List the four steps you should follow when planning an object-oriented application.Be sure to put the steps in the proper numeric order (1 through 4).

Question 54

Which of the following statements is true about printing the estimate?

A)You must specify whether the estimate will be sent directly to the printer or to a PrintPreview window.
B)The PrintForm tool displays on the form.
C)The printing task requires only one code statement.
D)You cannot keep the buttons on the interface from appearing on the printed estimate.

Question 55

What is an access key? What are three reasons access keys should be set in a Windows application?

Question 56

Describe four GUI design tips that follow the Windows standards for the use of graphics,fonts,and color.

Question 57

Explain how the BorderStyle property is used for label controls and text box controls.

Question 58

The following statements should send the output directly to the printer:
PrintForm1.PrintJob = Printing.PrintAction.PrintToPreview
PrintForm2.Print()

Question 59

The following statements should clear each control:
lblEmpNumber.Txt = String.Empty
lblFirstName = String.""
lblLastName.Text = Empty.String

Question 60

What are sentence capitalization and book title capitalization? How are they used in developing a user interface?