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Android Programming

You are working as a mobile app developer for a company and have been assigned to design the user interface for your company’s mobile app.

INSTRUCTIONS TO CANDIDATES
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Scenario: You are working as a mobile app developer for a company and have been assigned to design the user interface for your company’s mobile app.

Your mobile app UI should have the following labels and textboxes.

  • Customer Name
  • Customer ID
  • Customer Address

The mobile app UI should also contain a Submit button. The following validation should be executed as soon as the user clicks the Submit button.

  • Customer ID should be between 0-1000. If the user enters any value above 1000, then you need to display an error message.
  • Customer Name should not contain any numeric characters. If the user enters the customer name with numbers, then display an error message.
  • Customer ID, Name, and Address are required fields. If user do not enter any of the values, then display the required field validation error message.

Once you build the UI, then create an additional screen that shows following things:

Customer OrderID(Label):__________

Order_Name(Label):__________

Order_Quantity:_____________

Order_FullfilledBy:____________

 You need to submit following items in a zip file as part of the submission.

  • Android Project
  • Output screenshots

Question 2

Scenario: You recently started working at a University in the Math department as a software programmer. You need to build an app that can calculate the mod of two numbers. Users need to enter num1 and num2. The app should perform the calculation and display the output as a num1 mod nub2 operation.

For example, 25 mod 5=0

24 mod 5 = 4

Once you implement the mod operations, then you need to add the following buttons.

  • Addition
  • Subtraction
  • Division
  • Power

Follow these steps to complete the lab.

  1. Create the android studio project
  2. Use Android Studio layout editor
  3. Add textboxes and labels according to the UI
  4. Add Button in the UI
  5. Review the XML code of the design
  6. Declare the variable before the on create the function
  7. Read the value from textboxes and assign it to the variable
  8. Add the click event for the button
  9. Display the output
  10. Declare the variable before the on create the function

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