Question 1

Write the statement that would write two columns of text to an output file named outFile.The first column,which contains the data for the strStudentID variable,must contain nine characters.The second column contains the data for the strLastName variable.

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Question 2

Write a Structure statement that defines a structure named Order.The structure contains four member variables named strItemNum,strItemDesc,decPrice,and intQuantity.Then write the Dim statement that declares an Order variable named furniture.

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Question 3

Write an If clause that determines whether the sequential access file named contacts.txt exists.If the file exists,open the file.If the file does not exist,display the message "File not found" in a message box.The application is named "View Contacts".

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Question 4

Write the code to declare a variable named outFile that can be used to write data to a sequential access file.Then write the statement to open a sequential access file named customers.txt for output.

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Question 5

Write the statement that would remove the item "RGT12985" from the lstPartNumber control.

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Question 6

Write the code to declare a variable named outFile that can be used to write data to a sequential access file.Then write the statement to open a sequential access file named samples.txt for output.New data should be written to the file after any existing data in the file.

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Question 7

Write a Structure statement that defines a structure named Vehicle.The structure contains three member variables named strMake,strModel,and intYear.Then write the Private statement that declares a Vehicle variable named truck.

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Question 8

Write the code to declare a variable named inFile that can be used to read data from a sequential access file.Then write the statement to open a sequential access file named samples.txt for input.

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Question 9

An application contains the Structure statement shown below:
  Write a Dim statement that declares an eight-element one-dimensional array of SalonInfo variables.Name the array mySalonInfo.Write the code to store the following data in the array:

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Question 10

What is the difference between an input file and an output file?

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Question 11

Write a Do clause that reads each line of text in a sequential access file and assigns the line to the strTextLine variable.Process the loop until the end of the file has been reached.The file is associated with a StreamReader variable named inFile.

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Question 12

Write the statement that would remove the selected item from the lstFlowers control if an item is selected.

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Question 13

An application contains the Structure statement shown below:
  Write a Dim statement that declares a Furniture variable named sofas.Then,write assignment statements that assign the value "Sectional" to the strStyle member,and assign the number 1895.99 to the decPrice member.

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Question 14

You should ____ the pictureFrame.txt file as soon as you have finished using it.
A) Save
B) Read
C) Close
D) Peek

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Closing a file ensures that any data written to or read from the file is properly saved and frees up any resources used by the program to access the file. Saving by itself does not ensure that the file is properly closed, and reading/peeking do not serve any purpose in properly closing the file.

Question 15

Which of the following statements removes the selected line in the list box?

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Question 16

An application uses the posterFrame.txt sequential access file to display all of the poster frames in a list box.You need to use the list box to select and remove any poster frames that are 16x20.Which of the following statements determines if a line is selected in the list box?

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Question 17

Describe two advantages to programmers of using structures and structure variables.

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Question 18

What is the difference between a structure and a structure variable?

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Quiz 10: Structures and Sequential Access Files

Write the statement that would write two columns of text to an output file named outFile.The first column,which contains the data for the strStudentID variable,must contain nine characters.The second column contains the data for the strLastName variable.

Write a Structure statement that defines a structure named Order.The structure contains four member variables named strItemNum,strItemDesc,decPrice,and intQuantity.Then write the Dim statement that declares an Order variable named furniture.

Write an If clause that determines whether the sequential access file named contacts.txt exists.If the file exists,open the file.If the file does not exist,display the message "File not found" in a message box.The application is named "View Contacts".

Write the code to declare a variable named outFile that can be used to write data to a sequential access file.Then write the statement to open a sequential access file named customers.txt for output.

Write the statement that would remove the item "RGT12985" from the lstPartNumber control.

Write the code to declare a variable named outFile that can be used to write data to a sequential access file.Then write the statement to open a sequential access file named samples.txt for output.New data should be written to the file after any existing data in the file.

Write a Structure statement that defines a structure named Vehicle.The structure contains three member variables named strMake,strModel,and intYear.Then write the Private statement that declares a Vehicle variable named truck.

Write the code to declare a variable named inFile that can be used to read data from a sequential access file.Then write the statement to open a sequential access file named samples.txt for input.

An application contains the Structure statement shown below: Write a Dim statement that declares an eight-element one-dimensional array of SalonInfo variables.Name the array mySalonInfo.Write the code to store the following data in the array:

What is the difference between an input file and an output file?

Write a Do clause that reads each line of text in a sequential access file and assigns the line to the strTextLine variable.Process the loop until the end of the file has been reached.The file is associated with a StreamReader variable named inFile.

Write the statement that would remove the selected item from the lstFlowers control if an item is selected.

An application contains the Structure statement shown below: Write a Dim statement that declares a Furniture variable named sofas.Then,write assignment statements that assign the value "Sectional" to the strStyle member,and assign the number 1895.99 to the decPrice member.

You should ____ the pictureFrame.txt file as soon as you have finished using it.

Which of the following statements removes the selected line in the list box?

An application uses the posterFrame.txt sequential access file to display all of the poster frames in a list box.You need to use the list box to select and remove any poster frames that are 16x20.Which of the following statements determines if a line is selected in the list box?

Describe two advantages to programmers of using structures and structure variables.

What is the difference between a structure and a structure variable?