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Understanding Android API and Java Programming Language

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Understanding Android API and Java Programming Language

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Questions and Answers

What is the function of an API?

To allow two applications to communicate with each other (correct)
To create complex processes with minimal code
To provide a platform for Android app development
To write Java code for Android development

What does the Toast class do in Android app development?

Provides an integrated development environment
Enables communication between two applications
Creates reusable programming objects
Produces a toast-shaped pop-up message for the app's user to see (correct)

What is the purpose of the Logcat window in Android development?

It allows interaction with the underlying Android system
It is used to write Java code for Android apps
It is the place where various messages can be printed when an application runs (correct)
It provides an environment for Android app development

What is the role of Java in Android app development?

Enables handling of programmer’s complexity and uses reusable programming objects (A) Signup and view all the answers

What are the two major components of Android Studio for app development?

Java Development Kit (JDK) and Android Software Development Kit (SDK) (D) Signup and view all the answers

Which folder in an Android Studio project contains the XML file with information about the app?

Manifests folder (A) Signup and view all the answers

What is the purpose of the res/layout folder in an Android Studio project?

Contains the layouts (XML files) for the app (B) Signup and view all the answers

Where can you find the onCreate method that executes when the app is run by the user in an Android Studio project?

MainActivity.java file in Java folder (A) Signup and view all the answers

Which folder in an Android Studio project holds resources such as icons, layouts, sounds, and strings?

res folder (C) Signup and view all the answers

In an Android Studio project, which template is the simplest project type with an autogenerated User Interface (UI)?

'Empty Activity' project template (A) Signup and view all the answers