In what programming language are Android phones programmed?


Discussion Starter #1 – Android programmingAndroid phones are programmed in Java. In order to handle phone calls, apps are their own threads. Each app must implement a pause() and resume() method so that phone calls can interrupt the app. Thus, threads are very much a part of apps.What types of mobile apps might you want to build, and what threads may be needed if several processes are occurring?————————————-Provide at least a 150 word response to the post with a Microsoft Word Document, the response must comply with APA standards.


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The ongoing technological advancements have brought about remarkable developments in the mobile industry. With millions of smartphones being used globally, mobile app development has become an essential tool for businesses to provide their products and services to their customers. Out of the platforms available for mobile app development, Android stands out due to its immense popularity and user-friendly interface.


Android programming involves the use of Java to create mobile applications that run on Android devices. The complex nature of mobile app development requires careful consideration, especially when it comes to threads and multitasking. In Android, the app’s threads handle phone calls, ensuring that they can be interrupted without any disruption to the app’s overall functioning.

To develop multifunctional mobile apps, developers need to consider the different types of threads required for each process. For instance, if an app allows users to stream videos and listen to music simultaneously, multiple threads that run concurrently are needed. In the same vein, if an app involves various network operations such as downloading and uploading data, multiple threads also are vital to handle the processes efficiently. To build a high-performing mobile app, developers need to be familiar with creating and optimizing threads tailored to the specific requirements of the app.

Heading: Types of Mobile Apps and Threads

When it comes to developing mobile applications, threads are an essential aspect that developers need to take into account. The type of app being created determines the kind of threads that are essential for effective functioning.

For instance, a mobile app that manipulates graphics and media files would require the use of multiple threads. At the same time, apps such as social media or messaging require fewer threads to handle user operations.

Therefore, developers need to determine the type of app they are building to choose the appropriate threads for the various processes involved. With proper integration of threads into the app development process, the app’s overall performance is enhanced, offering users an enjoyable experience.


1. Students will understand the importance of implementing pause() and resume() methods in Android apps to handle phone calls.
2. Students will comprehend the significance of threads in developing Android apps.
3. Students will be able to identify different types of mobile apps that can be built and the threads needed to handle different processes.

Learning Outcomes:

1. Explain the importance of implementing pause() and resume() methods in Android apps to handle phone calls.
2. Describe the significance of threads in developing Android apps.
3. Identify different types of mobile apps and the threads needed to handle different processes.

Discussion response:

Android phones are programmed in Java, and each app must implement a pause() and resume() method to handle phone calls. This means that threads play a crucial role in developing Android apps. When building mobile apps, it is important to consider the types of processes occurring and the threads required to handle them.

For instance, if you want to build a mobile game app, you might need threads for the game logic, graphics, and music. If you want to build a social media app, you might need threads for handling user authentication, accessing user data, and posting updates.

In conclusion, building mobile apps requires careful consideration of the type of app and the threads needed to handle different processes. A clear understanding of how threads work in Android programming is essential for building efficient and effective mobile apps.

Solution 1:

If you want to build an app that involves multiple processes, then you should consider using multithreading. Multithreading allows you to divide your app into smaller, more manageable parts that can run simultaneously. This can be particularly useful for apps that involve complex operations such as data processing or communication with external systems. For example, if you were building a video editing app, you might need one thread to handle video playback while another thread processes user input.

To make the best use of multithreading, you should consider the resources your app will need. Each thread requires its own memory allocation, so you’ll need to avoid using too many threads or your app’s performance will suffer. Additionally, you may need to implement synchronization to ensure that threads don’t interfere with each other.

Solution 2:

To build a mobile app that can handle multiple processes, you may need to use a combination of threads and services. Services are components that can run in the background and perform tasks such as data processing or network communications. By using services in combination with threads, you can create a flexible and responsive app that can handle a wide range of tasks.

For example, if you were building a fitness app that tracks user activity, you might need to use a service to periodically retrieve data from external sensors and store it in a database. To keep the app responsive, you could use a thread to display real-time data on the screen while the service is running in the background.

To ensure that your app functions properly, you’ll need to carefully manage the interactions between threads and services. This may involve implementing synchronization mechanisms or using other techniques to control access to shared resources. Additionally, you’ll need to consider how your app will handle interruptions such as phone calls or notifications, as these can disrupt your app’s threads and services.

Suggested Resources/Books:

1. Android Programming: The Big Nerd Ranch Guide by Bill Phillips and Brian Hardy
2. Head First Android Development: A Brain-Friendly Guide by Dawn Griffiths and David Griffiths
3. Programming Android: Java Programming for the New Generation of Mobile Devices by Zigurd Mednieks, Laird Dornin, G. Blake Meike, and Masumi Nakamura
4. Android App Development for Dummies by Michael Burton
5. Android Cookbook: Recipes for Android Developers by Ian F. Darwin

Similar Questions:

1. How can threads be integrated into mobile app development for improved performance?
2. What strategies can be employed to optimize Android app performance?
3. What are the best tools for debugging and testing Android apps?
4. What are some good design patterns for developing Android apps?
5. How can Android apps be designed to integrate with third-party APIs?


Mobile app development requires an understanding of threads and their implementation in order to ensure that apps can handle phone calls and other processes without being interrupted. The types of mobile apps one might want to build could range from gaming apps to social networking apps, all of which would require the use of threads to manage different processes occurring simultaneously within the app. For example, a gaming app may require threads to manage graphics, audio, and user input, while a social networking app may use threads to manage data retrieval, database access, and real-time notifications. By properly implementing threads, app developers can design apps that are more efficient, responsive, and user-friendly. Additionally, it is important to stay up-to-date with the latest tools and design patterns for Android app development in order to create apps that are both functional and appealing to users.

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