App Development Overview

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Questions and Answers

What is a primary function of mobile applications?

  • To perform personal and professional tasks (correct)
  • To provide telecommunication services
  • To control hardware devices
  • To enhance desktop functionalities

Which app store is not utilized for mobile devices?

  • Amazon App Store
  • Google's Play Store
  • Apple's App Store
  • Microsoft Store (correct)

What is a major difference between web apps and mobile apps?

  • Web apps can be installed directly on the device
  • Mobile apps are stored on a remote server
  • Web apps are developed for smartphone operating systems
  • Web apps require an internet connection to function (correct)

What term is derived from the word 'application'?

<p>App (C)</p>
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Which of the following is not an example of a mobile application?

<p>Paint (B)</p>
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What type of application is developed specifically for laptops and desktops?

<p>Desktop application (C)</p>
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What is one characteristic of mobile applications?

<p>They are primarily for handheld devices (B)</p>
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Which statement about the app development ecosystem is correct?

<p>Apps are primarily designed for handheld smart devices (A)</p>
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What is the first step to add a button in the Project Designer window?

<p>Drag and drop the button from the Palette pane. (A)</p>
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Which component must be added to enable the app to convert text to speech?

<p>TextToSpeech (B)</p>
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What do you need to ensure before testing your app with the MIT A12 Companion on an Android device?

<p>Both your device and computer must be connected to the same wireless network. (B)</p>
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What action makes the button name visible in the View pane?

<p>Change the display name of the button. (A)</p>
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Which option is a valid reason to use an emulator instead of a physical Android device while creating an app?

<p>Emulators allow testing without a physical device. (C)</p>
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What is displayed in the Component pane after renaming Button1 to Talking Me?

<p>Talking Me (A)</p>
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What happens to a TextToSpeech component when added to the View pane?

<p>It becomes a non-visible component. (B)</p>
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What must you do to change the display name of a button in the View pane?

<p>Type a new name in the Text box after selecting the button. (B)</p>
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Which view in App Inventor allows users to select components like buttons and images?

<p>Design View (D)</p>
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What must a user do first to set up App Inventor?

<p>Create a Gmail account (B)</p>
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In App Inventor, where can properties of components be modified?

<p>Properties Pane (C)</p>
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Which step is NOT involved in starting a new project in App Inventor?

<p>Selecting the app icon from the palette (C)</p>
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What is a feature of the Block Editor View in App Inventor?

<p>Users combine blocks to execute the application (D)</p>
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Which of the following is a correct description of the Palette Pane in App Inventor?

<p>Allows selection of components for the app (B)</p>
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What kind of app development tool is App Inventor classified as?

<p>A free app development tool provided by Google (B)</p>
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What aspect is crucial to consider when developing an app according to the guidelines?

<p>The idea of developing an app should be unique (A)</p>
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Flashcards

App Development Tool

Software used to create applications (apps).

App Inventor Design View

The part of App Inventor where you arrange app elements.

App Inventor

A free app development tool by Google.

Palette Pane

App Inventor pane listing available app components.

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Project Designer Window

The main layout for App Inventor projects, divided into panes.

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App Inventor Block Editor View

The part of App Inventor where you program the app's actions.

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View Pane

App Inventor pane for viewing and arranging app components.

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Properties Pane

App Inventor pane for changing app components' attributes.

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Testing an app (App Inventor)

Simulating the application on an emulator or a real Android device to check its functionality.

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Project Designer

A window in App Inventor where you design the interface (layout) of your application.

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Button

A user-interface element that triggers an action when clicked.

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Rename a component

Changing the name of a button, text box, etc. in the App Inventor components pane

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Text-to-Speech Component

A component in App Inventor that converts text into speech.

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Android Emulator

A software that simulates an Android device on a computer for testing apps.

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Change display name

Modifying the text shown on a button or other interface element.

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Mobile App

A software program designed for smartphones and tablets, enabling users to perform various tasks.

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App Store

A digital platform for downloading and installing mobile applications. Popular examples include Google Play Store and Apple App Store.

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Desktop Application

Software primarily designed to run on computers (like laptops, desktops).

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Web Application

An application that runs on a server and accessed through a web browser.

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Types of Apps

There are three major types of applications: desktop, mobile, and web.

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Google Play Store

A popular app store for Android devices.

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Apple App Store

A popular app store for Apple devices (iOS).

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App

Software program for smart devices like phones and tablets.

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Study Notes

App Development

  • Apps are software programs primarily designed for handheld devices like smartphones and tablets.
  • Apps help users perform personal and professional tasks efficiently.
  • The word "app" is derived from "application."
  • Millions of apps are available for mobile devices, most free to download from app stores.
  • Popular app stores include Google Play Store, Apple App Store, and Microsoft Store.
  • Desktop apps run on computers or laptops, are specific to operating systems (e.g., Windows), and examples include Paint, Notepad, and Word.
  • Mobile apps (also known as mobile apps) are designed for smartphones and tablets and are installed and run directly on the device; examples include Snapchat, WhatsApp, and Facebook Messenger.
  • Web apps are web applications similar to native apps but require an internet connection to operate.
  • Some instances of web apps include OLX, Flipkart, and Pinterest.
  • A hybrid app combines native and web app features; it requires installation before use and can run on various platforms. Examples of hybrid apps are Instagram, Gmail, and X.

Defining Android and iOS

  • Android is a mobile operating system developed by Google and is commonly used on a wide range of mobile devices.
  • It provides a user-friendly interface.
  • iOS (formerly iPhone OS) is a mobile operating system from Apple Inc. primarily for use on Apple devices like iPhones and iPads.
  • Its interface is known for its professional design.

Types of Mobile Apps

  • Native apps are platform-specific; developed for a particular platform.
  • Web apps work via a web browser and require an internet connection.
  • Hybrid apps combine features of native and web apps, usually have similar user experience to native applications.

Categories of Apps

  • Gaming apps are the most popular category, comprising over 24% of app-store content.
  • Productivity apps are used by businesses for various tasks. Common examples include Google Calendar, Evernote, and Dropbox.
  • Entertainment apps are developed for entertainment purposes. Examples include Netflix, Disney+, Hotstar, and YouTube.
  • Utility apps help with daily tasks like booking a cab or scheduling an appointment. Examples include Ola, calculators, and flashlights.
  • Educational apps, including Khan Academy, Vedantu, and Grammar EN, provide learning resources.
  • Social networking apps connect users with friends and family. Popular examples are Facebook, LinkedIn, and WhatsApp.
  • Communication apps such as Skype, Signal, and FaceTime allow communication in various forms (text, voice, video).
  • E-commerce apps support online buying and selling. Common examples include Amazon, Paytm, and Blinkit.

Downloading and Installing Apps

  • The most fundamental step is installing the application.
  • Installing apps from app stores (e.g., Google Play Store, Apple App Store) using device-specific procedures.

Developing an App

  • App development uses specialized tools.
  • App Inventor, a free app-development tool, uses a drag-and-drop method like Scratch to build mobile apps.

App Development Tools

  • App Inventor is a free app-development tool by Google.
  • Additional tools include Appery, AppMachine, MIT App Inventor, and Mobile Roadie.

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