Question 1

How is the lifecycle of Service connected to the component that started it?

Accepted Answer

A)  Same Lifecycler 
B)  Parallel Lifecycle 
C)  Sequence Lifecycle 
D)  Independent 
A)  Same Lifecycler 
B)  Parallel Lifecycle 
C)  Sequence Lifecycle 
D)  Independent

Question 2

Which of the following are NOT correct about Normal Permissions? (Choose two)

Accepted Answer

A)  They have low level impact on privacy of users. 
B)  They do not impact the privacy of users. 
C)  You have to get them approved explicitly from user at runtime. 
D)  ACCESS_WIFI_STATE is classified as normal permission. 
A)  They have low level impact on privacy of users. 
B)  They do not impact the privacy of users. 
C)  You have to get them approved explicitly from user at runtime. 
D)  ACCESS_WIFI_STATE is classified as normal permission.

Question 3

Which of the following is not an Activity lifecycle call-back method?

Accepted Answer

A)  onStart 
B)  onCreate 
C)  onPause 
D)  onBackPressed 
A)  onStart 
B)  onCreate 
C)  onPause 
D)  onBackPressed

Question 4

Which one of the following is not a valid name for process state?

Accepted Answer

A)  Bound 
B)  Visible 
C)  Foreground 
D)  Background 
A)  Bound 
B)  Visible 
C)  Foreground 
D)  Background

Question 5

Which of the following is true about this code snippet? (Choose two) Intent intent = new Intent(Intent.ACTION_DIAL,Uri.parse("tel:555-1234")); startActivity(intent);

Accepted Answer

A)  This is an explicit intent that start the system's dialer. 
B)  The system will not dial the number without adding permission CALL_PHONE. 
C)  The system will perform an intent resolution to start the proper activity. 
D)  The code will not compile. 
A)  This is an explicit intent that start the system's dialer. 
B)  The system will not dial the number without adding permission CALL_PHONE. 
C)  The system will perform an intent resolution to start the proper activity. 
D)  The code will not compile.

Question 6

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

Accepted Answer

A)  notify( ) 
B)  notifyAll( ) 
C)  notifyDataSetChanged( ) 
D)  notifyDataSetInvalidate( ) 
A)  notify( ) 
B)  notifyAll( ) 
C)  notifyDataSetChanged( ) 
D)  notifyDataSetInvalidate( )

Question 7

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

Accepted Answer

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 
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

Question 8

Which of the following lines of code starts activity Activity2 from a current activity Activity1?

Accepted Answer

A)  Intent intent = new Intent(this,new Activity2()); startActivity(intent); 
B)  Intent intent = new Intent(new Activity2()); 
C)  Intent intent = new Intent (Activity1.class,Activity2.class); 
D)  Intent intent = new Intent(this,Activity2.class); 
A)  Intent intent = new Intent(this,new Activity2()); startActivity(intent); 
B)  Intent intent = new Intent(new Activity2()); 
C)  Intent intent = new Intent (Activity1.class,Activity2.class); 
D)  Intent intent = new Intent(this,Activity2.class);

Question 9

What two methods you have to override when implementing Android option menus?

Accepted Answer

A)  onCreateOptionsMenu, onCreateContextMenu 
B)  onCreateContextMenu, onContextItemSelected 
C)  onCreateOptionsMenu, onOptionsItemSelected 
D)  onCreateOptionsMenu, onContextItemSelected 
A)  onCreateOptionsMenu, onCreateContextMenu 
B)  onCreateContextMenu, onContextItemSelected 
C)  onCreateOptionsMenu, onOptionsItemSelected 
D)  onCreateOptionsMenu, onContextItemSelected

Question 10

What is the Android SDK version required for best performance of "Instant Run" feature of Android Studio?

Accepted Answer

A)  19 and above 
B)  20 and above 
C)  15 and above 
D)  21 and above 
A)  19 and above 
B)  20 and above 
C)  15 and above 
D)  21 and above

Question 11

Using Android Studio, you can build applications for Android Wear, Android TV, and Android Auto, as well as Android phones applications.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following information cannot not be included in the Manifest file?

Accepted Answer

A)  The activities contained in the application 
B)  The permissions required by the application 
C)  The application's minimum SDK version required. 
D)  The handset model compatible with your application. 
A)  The activities contained in the application 
B)  The permissions required by the application 
C)  The application's minimum SDK version required. 
D)  The handset model compatible with your application.

Question 13

Which of these files contains text values that you can use in your application?

Accepted Answer

A)  AndroidManifest.xml 
B)  res/Text.xml 
C)  res/layout/Main.xml 
D)  res/values/strings.xml 
A)  AndroidManifest.xml 
B)  res/Text.xml 
C)  res/layout/Main.xml 
D)  res/values/strings.xml

Question 14

Which of the following is NOT correct about the Gradle build system of Android Studio?

Accepted Answer

A)  The Gradle build file is called build.gradle. 
B)  Gradle supports generating only one build variant. 
C)  Gradle uses the Groovy syntax to configure the build. 
D)  A build is configured by using elements provided by the Android plugin for Gradle. 
A)  The Gradle build file is called build.gradle. 
B)  Gradle supports generating only one build variant. 
C)  Gradle uses the Groovy syntax to configure the build. 
D)  A build is configured by using elements provided by the Android plugin for Gradle.

Question 15

Which of the following are the possible values of app:fabSize attribute of FloatingActionButton?

Accepted Answer

A)  small, normal 
B)  mini, normal, default 
C)  auto, mini, normal 
D)  small, medium, large 
A)  small, normal 
B)  mini, normal, default 
C)  auto, mini, normal 
D)  small, medium, large

Question 16

Which of the following are NOT types of Runtime permission? (Choose two)

Accepted Answer

A)  Normal Permissions. 
B)  Negative Permissions. 
C)  Dangerous Permissions. 
D)  Essential Permissions. 
A)  Normal Permissions. 
B)  Negative Permissions. 
C)  Dangerous Permissions. 
D)  Essential Permissions.

Question 17

Which of the following is NOT correct about deep linking?

Accepted Answer

A)  It enables Google to crawl your app content. 
B)  It allows users to enter your app from search results. 
C)  You have to add intent filters in activities tags in AndroidManifest. 
D)  You add intent filter in application tag in AndroidManifest. 
A)  It enables Google to crawl your app content. 
B)  It allows users to enter your app from search results. 
C)  You have to add intent filters in activities tags in AndroidManifest. 
D)  You add intent filter in application tag in AndroidManifest.

Question 18

Which of the following is the base class of all UI components?

Accepted Answer

A)  ListView 
B)  Layout 
C)  View 
D)  ViewGroup 
A)  ListView 
B)  Layout 
C)  View 
D)  ViewGroup

Question 19

Consider the following code snippet to query SQLite database: String[] result_columns = new String[] {KEY_ID, COL1, COL2}; Cursor allRows = myDatabase.query(true, DATABASE_TABLE, result_columns, null, null, null, null, null, null); Which of the following prints out the values of COL1 column correctly if the result is not empty?

Accepted Answer

A) if (allRows.moveToFirst()) { do { System.out.println(allRows.getString(1)); } While (allRows.moveToNext()); } B) do { System.out.println(allRows.getString(0)); while (allRows.moveToNext()); C) /system/app//files D) if (allRows!= null) { while (!allRows.isNull()); } A) if (allRows.moveToFirst()) { do { System.out.println(allRows.getString(1)); } While (allRows.moveToNext()); } B) do { System.out.println(allRows.getString(0)); while (allRows.moveToNext()); C) /system/app//files D) if (allRows!= null) { while (!allRows.isNull()); }

Question 20

Which of the following best explains the Android option menus?

Accepted Answer

A)  It is a popup menu that displays a list of items in a vertical list anchored to the view that invoked the menu. 
B)  It is a floating menu that appears when the user performs a long-click on an element. It provides actions that affect the selected content or context frame. 
C)  It is the primary collection of menu items for an activity where you should place actions that have a global impact on the app, such as "Search," "Compose email," and "Settings." 
D)  It is a type of List Activity with predefined headers and footers for special commands. 
A)  It is a popup menu that displays a list of items in a vertical list anchored to the view that invoked the menu. 
B)  It is a floating menu that appears when the user performs a long-click on an element. It provides actions that affect the selected content or context frame. 
C)  It is the primary collection of menu items for an activity where you should place actions that have a global impact on the app, such as "Search," "Compose email," and "Settings." 
D)  It is a type of List Activity with predefined headers and footers for special commands.

How is the lifecycle of Service connected to the component that started it?

Which of the following are NOT correct about Normal Permissions? (Choose two)

Which of the following is not an Activity lifecycle call-back method?

Which one of the following is not a valid name for process state?

Which of the following is true about this code snippet? (Choose two) Intent intent = new Intent(Intent.ACTION_DIAL,Uri.parse("tel:555-1234")); startActivity(intent);

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

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

Which of the following lines of code starts activity Activity2 from a current activity Activity1?

What two methods you have to override when implementing Android option menus?

What is the Android SDK version required for best performance of "Instant Run" feature of Android Studio?

Using Android Studio, you can build applications for Android Wear, Android TV, and Android Auto, as well as Android phones applications.

Which of the following information cannot not be included in the Manifest file?

Which of these files contains text values that you can use in your application?

Which of the following is NOT correct about the Gradle build system of Android Studio?

Which of the following are the possible values of app:fabSize attribute of FloatingActionButton?

Which of the following are NOT types of Runtime permission? (Choose two)

Which of the following is NOT correct about deep linking?

Which of the following is the base class of all UI components?

Which of the following best explains the Android option menus?

Android Security Essentials

Monetize Android Applications

Filters

Exam 1: Android Application Development

How is the lifecycle of Service connected to the component that started it?

Which of the following are NOT correct about Normal Permissions? (Choose two)

Which of the following is not an Activity lifecycle call-back method?

Which one of the following is not a valid name for process state?

Which of the following is true about this code snippet? (Choose two) Intent intent = new Intent(Intent.ACTION_DIAL,Uri.parse("tel:555-1234")); startActivity(intent);

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

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

Which of the following lines of code starts activity Activity2 from a current activity Activity1?

What two methods you have to override when implementing Android option menus?

What is the Android SDK version required for best performance of "Instant Run" feature of Android Studio?

Using Android Studio, you can build applications for Android Wear, Android TV, and Android Auto, as well as Android phones applications.

Which of the following information cannot not be included in the Manifest file?

Which of these files contains text values that you can use in your application?

Which of the following is NOT correct about the Gradle build system of Android Studio?

Which of the following are the possible values of app:fabSize attribute of FloatingActionButton?

Which of the following are NOT types of Runtime permission? (Choose two)

Which of the following is NOT correct about deep linking?

Which of the following is the base class of all UI components?

Which of the following best explains the Android option menus?

Android Security Essentials

Monetize Android Applications

Filters