Mobile Application Development Overview

Questions and Answers

What is primarily used to develop apps for Android devices?

Python

Java and Kotlin (correct)

JavaScript

C++

Which of the following statements is true regarding the Google Play Store?

It was created by Android Inc.

All apps are accessible for free.

It has over 5 million apps available.

Less than 5% of apps are paid. (correct)

What was the primary goal of the founders of Android Inc.?

Manufacture hardware for mobile phones.

Create a social media platform.

Build a voice recognition system.

Develop a smarter mobile device. (correct)

What replaces Google TV in the Android ecosystem?

Android TV Signup and view all the answers

How many apps are currently available in the Google Play Store?

3.553 million apps Signup and view all the answers

Which version of Android is designed for digital media players?

Android TV Signup and view all the answers

What is the primary purpose of the Android Auto application?

To mirror features of an Android device in a car. Signup and view all the answers

Which of the following options reflects the openness aspect of Android?

It is open-source and Linux-based. Signup and view all the answers

What is a primary function of the Android system when paired with a vehicle's head unit?

Supports both touchscreen and button-controlled displays Signup and view all the answers

Which version of Wear OS allows pairing with mobile phones running Android version 4.3 or newer?

Wear OS 3.0 Signup and view all the answers

What key feature was introduced in Android 1.5, also known as Cupcake?

Animated transition effects Signup and view all the answers

What significant functionality was added in Android 1.6, also referred to as Donut?

Handwriting gestures and voice search Signup and view all the answers

What is the code name for the Android version that was launched in April 2009?

Cupcake Signup and view all the answers

Which of the following features is NOT associated with Android version 2.0/2.1, also known as Eclair?

Animated transition effects Signup and view all the answers

What capability does Wear OS support for notifications?

Mobile notifications from paired devices Signup and view all the answers

What was the main market feature of Android 1.0?

Application downloads via Android Market Signup and view all the answers

Which Android version introduced support for 800 x 480 resolution screens?

Android 1.6 Signup and view all the answers

What is the current version of the Android OS mentioned?

Android 8.0 Signup and view all the answers

Study Notes

Mobile Application Development

Involves creating software applications for mobile devices like smartphones and tablets.
Android is an open-source, Linux-based OS, currently the best-selling smartphone system.
Over 3.5 million apps are available on Android through the Google Play Store.
Primary programming languages for Android apps are Java and Kotlin.
Of the apps on Google Play Store, 96.9% are free, while 3.1% are paid.

Background of Android

Founded in October 2003 in Palo Alto, California, by Andy Rubin and others.
Initially aimed to develop smarter mobile devices with user awareness.
Operated with secrecy, focusing on software for mobile phones.

Android Variants

Android TV: Tailored for digital media players, replaces Google TV; integrates voice search and content discovery features.
Android Auto: Mirrors Android device features to compatible car infotainment systems, supporting navigation, music, and communication apps.
Wear OS: Designed for smartwatches, integrates Google Assistant and notifications; works with Android and iOS devices.
Additional devices running Android include washing machines, cameras, and tablets.

Android Versions

More than 2 billion active Android devices; evolves with periodic version releases, each with code names in alphabetical order.
Current major version is Android Oreo (8.0).
Android 1.0: Launched with core features like Gmail and Google Calendar; only 35 apps available.
Android 1.5 (Cupcake): Introduced animated transitions, video uploads, and a virtual keyboard; first version with a code name.
Android 1.6 (Donut): Enhanced photo selection, supported various screen sizes, and added voice search functionality.
Android 2.0/2.1 (Eclair): Focused on media features, introduced speech-to-text and improved keyboard, multiple home screens, and account sync.

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Description

This quiz explores the fundamentals of mobile application development, focusing on creating apps for devices like smartphones and tablets. It covers essential concepts including the Android operating system and its significance in the mobile market.