AND-801 Online Practice Questions and Answers

What does the src folder contain?

A. Image and icon files.

B. XML resource files.

C. The application manifest file.

D. Java source code files.

Which of the following methods updates a ListView when an element is added to the data set?

A. notify()

B. notifyAll()

C. notifyDataSetChanged()

D. notifyDataSetInvalidate()

Which method is used to close an activity?

A. Destroy()

B. Finish()

C. Stop()

D. Close()

Which of the following is true about attribute android:windowSoftInputMode of the tag in file AndroidManifest.xml?

A. It specifies whether the window is in full screen or not.

B. It adjusts how the main window of the activity interacts with keyboard.

C. It adjusts how the window should be launched.

D. It adjusts the window orientation.

What is the name of the folder that contains the R.java file?

A. src

B. res

C. bin

D. gen

How to enable JavaScript in WebView?

A. myWebView.setJavaScriptEnabled(true);

B. myWebView.getJavaScriptSettings.setEnabled(true);

C. myWebView.getSettings().setJavaScriptEnabled(true);

D. Java script is always enabled in WebView

The following image includes Android code for a WebView widget (ID: MyWebView) to work as a web

browser for the URL: http://www.androidatc.com. When you run this code, the app does not open the

www.androidatc.com web site.

Which step is still missing to open this web site through this app?

A. Configure me activity main.xml file to enable Ihe WlFi connection or mobile data connection.

B. This app will open the web site without the need to add any additional configuration

C. Add additional code to configure FireFox web browser as default web browser for this app.

D. Configure the app's AndroidManifest file to allow this app to connect to the Internet by adding the tag.

Which of the following files has the correct name for a layout design file of an activity in an Android app?

A. Gradle.sql

B. MainActivity,java or MainActivity.kt

C. Sample.class

D. ctivity_ main.xml