Deck 2: Designing Applications

Question 1

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

Answer 1

True

Question 2

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

Answer 2

True

Question 3

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.

Answer 3

D

Question 4

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

Question 5

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 6

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 7

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.

Question 8

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

Question 9

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

Question 10

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

Question 11

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

Question 12

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

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

Question 13

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

Question 14

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 15

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

Question 16

Pseudocode uses standardized symbols to show the logical steps in a solution to a programming project.

Question 17

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 18

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

Question 19

You can change the background color of a text box by setting its ____ property.

A) BackGround
B) Color
C) BackColor
D) ForeColor

Question 20

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

Question 21

A control's order of receiving focus is set by changing the ____ property.

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

Question 22

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 23

How many buttons do you need for the application?

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

Question 24

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

A) ~
B) ^
C) <
D) =

Question 25

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

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

Question 26

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 27

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 28

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 29

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

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

Question 30

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

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

Question 31

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

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

Question 32

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 33

How many text boxes do you need for the application?

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

Question 34

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

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

Question 35

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 36

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 37

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 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

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 40

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

A) ~
B) ^
C) &
D) <

Question 41

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 42

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 43

Complete the Result column in the chart provided.

Question 44

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

Question 45

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

Question 46

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

Question 47

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 48

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

Question 49

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

Question 50

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

Question 51

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 52

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 53

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

Question 54

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

Question 55

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

Question 56

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 57

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