Please create this application using visual basic .net

Design and develop a program that validates the value a user enters into a TextBox control to ensure that the entry is a valid telephone number. The application should accept a maximum of 12 characters. When the user clicks a button, the program should determine if the entry is of the form 999-999-9999, where the character 9 represents any number. If the entry is determined to be a telephone number, display an appropriate message, along with the separate substrings that compose the telephone number without the dashes. If the entry is not a telephone number, then display a message as to the reason why the entry is not a valid telephone number, clear the TextBox control and set focus to t... click for more

Please explain the following

Explain what a one-dimensional array and its components are. Explain why arrays are useful, and how they are created within Visual Basic .NET. Finally, explain how two-dimensional arrays are different than one-dimensional arrays. Thank you

Create an application that either sums or averages

Create an application that either sums or averages the rows or columns of a two-dimensional array depending on user choices. Use the following data for the array... see attachment

Arrays and Computer Science

Create an application that either sums or averages the rows or columns of a two-dimensional array depending on user choices. Use the following data for the array: (See attachment for full question)

Please complete the following

Within the zip folder you'll find a line in the "Process Action" section of code (Look near the very bottom) the line reads something like: MSGBOX(strDisplayResult) this needs to be changed to: 1) before displaying the results, add a question at the end of the string (strDisplayResult) that reads "Do you wish to quit?" 2) Put a title on the messagebox 3) Add Yes/No Buttons to the messagebox, and make "No" the default button. (Might take a little experimenting. I'll give you a hint: Yes is default button 1, so No would be...) 4) Okay, now display the result string and retrieve the button pushed by the user. (btn = Msgbox( {whatever goes inside} ) 5) If the user... click for more