CPSC 110-08: Computing with Mobile Phones

Reading: App Inventor, Create Your Own Apps, Chapter 11
Due: Monday 11/7 (before class)

Textbook

You can purchase a copy of the text book Wolber, Abelson, Spertus, and Looney, App Inventor: Create Your Own Android Apps. It costs around $25. We will be having reading assignments from this text throughout the semester.

There is a pre-publication version of this book available for free download. However, it is not as complete as the published version.

Reading Assignment

Read Chapter 11, Broadcast Hub. This chapter describes an app that allows you to set up your phone as a hub that can distribute text messages to phones participating in your service.

Reading Questions. Provide answers to the following two questions on a Portfolio page for this reading assignment.

  1. For this app we will need to use a list and some of the built-in list functions. For each of the following list functions, describe what parameters it takes and what it does.
    1. add items to list
    2. is in list?
    3. is a list?

  2. This app will make use of the for-each loop construct. Describe how this control block works and how you might use it to process a list.

In Class on Monday

We will begin to implement and test the broadcast hub example. Make sure you bring your phones to class.