Question 1

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 ____.

Accepted Answer

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

Question 2

How many text boxes do you need for the application?

Accepted Answer

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

Question 3

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

Accepted Answer

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

Question 4

How many buttons do you need for the application?

Accepted Answer

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

Question 5

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

Accepted Answer

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

Question 6

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

Accepted Answer

The answer of Write a statement that clears the contents...

Question 7

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

Accepted Answer

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

Question 8

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

Accepted Answer

The answer of What is a TOE (Task,Object,Event)chart? Describe how...

Question 9

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

Accepted Answer

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

Question 10

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

Accepted Answer

The answer of Define the term "flowchart." Define each of...

Question 11

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

Accepted Answer

The answer of Explain the difference between a string and...

Question 12

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

Accepted Answer

A) True 
 B)False

Question 13

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

Accepted Answer

A) True 
 B)False

Question 14

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

Accepted Answer

A) True 
 B)False

Question 15

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

Accepted Answer

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

Question 16

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

Accepted Answer

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

Question 17

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

Accepted Answer

The answer of What is debugging? Explain the difference between...

Exam 2: Designing Applications

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 ____.

How many text boxes do you need for the application?

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

How many buttons do you need for the application?

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

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

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

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

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

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

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

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

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

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

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

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

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