Question 1

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

Accepted Answer

A)   onCreateOptionsMenu, onCreateContextMenu
B)   onCreateContextMenu, onContextItemSelected
C)   onCreateOptionsMenu, onOptionsItemSelected
D)   onCreateOptionsMenu, onContextItemSelectedE) A) and C)
F) All of the above

Question 2

Which of the following Material Theme attributes are used to custom the color palette in your application? (Choose Three)

Accepted Answer

A)   android: colorAccent
B)   android: colorPrimary
C)   android: colorPrimaryText
D)   android: colorPrimaryDarkE) B) and C)
F) A) and B)

Question 3

Which Method allows setting action to snackbars?

Accepted Answer

A)   setCallback(view) 
B)   setAction(CharSequence,View) 
C)   setOnClickListener( ) 
D)   It is not allowedE) C) and D)
F) A) and D)

Question 4

When publishing an update to your application to the market, the following must be taken into consideration:

Accepted Answer

A)   The package name must be the same, but the .apk may be signed with a different private key.
B)   The package name does not have to be the same and the .apk can be signed with a different private key.
C)   The package name must be the same and the .apk must be signed with the same private key.
D)   The package name does not have to be the same, but the .apk must be signed with the same private key.E) A) and B)
F) C) and D)

Question 5

In which Activity life-cycle method you should do all of your normal static set up such as: creating views and bind data to lists?

Accepted Answer

A)   onResume() 
B)   onStart() 
C)   onCreate() 
D)   onPause() E) All of the above
F) A) and B)

Question 6

What is the parent class of all Activity widgets?

Accepted Answer

A)   ViewGroup
B)   Layout
C)   View
D)   WidgetE) None of the above
F) A) and C)

Question 7

CardView extends from which of the following:

Accepted Answer

A)   RelativeLayout
B)   LinearLayout
C)   TableLayout
D)   FrameLayoutE) All of the above
F) None of the above

Question 8

Which is the correct explanation of ListView?

Accepted Answer

A)   It is necessary to use ListView as a set with ListActivity.
B)   You cannot use a ListView when there is no information to be displayed.
C)   When displaying a list of Strings using an ArrayAdapter class in ListView, you must save the value in an ArrayList.
D)   ListView has a function to display a list of uniquely defined Views other than TextView.E) B) and C)
F) None of the above

Question 9

What work is suitable for Android Services?

Accepted Answer

A)   Networking Operations.
B)   Streaming.
C)   Updating Widgets.
D)   All answers are correct.E) B) and C)
F) A) and C)

Question 10

Which of the following are benefits for using fragments in your application? (Choose two)

Accepted Answer

A)   Simplify the reusability of UI components.
B)   Build different layouts for different device configurations.
C)   Add an action bar to your application.
D)   Dynamically add and remove UI components to an activity.E) A) and D)
F) C) and D)

Question 11

Which of the following AsyncTask methods is NOT executed on the UI thread?

Accepted Answer

A)   onPreExecute() 
B)   onPostExecute() 
C)   publishProgress() 
D)   onProgressUpdate() E) B) and D)
F) B) and C)

Question 12

Which of the following is not true about <activity> tag in AndroidManifest file?

Accepted Answer

A)   Declares an activity that implements part of the application's visual user interface
B)   Contained in <application> tag.
C)   Declares a single hardware or software feature that is used by the application.
D)   Has an attribute that specifies the name of the Activity sub-class that implements the activity.E) None of the above
F) A) and B)

Question 13

Which of the following files specifies the minimum required Android SDK version your application supports?

Accepted Answer

A)   main.xml
B)   <data>
C)   java
D)   strings.xml
E)   build.gradleF) A) and D)
G) A) and B)

Question 14

Which of the following statements is NOT correct about Android fragments?

Accepted Answer

A)   Multiple fragments can be combined in a single activity.
B)   The life-cycle of a fragment is totally independent of the activity hosting it.
C)   Fragments have their own life-cycle.
D)   You can add/remove fragments to and an activity dynamically, i.e. while the activity is running.E) A) and B)
F) A) and C)

Question 15

To create a blank Wear activity in Android Studio, the project should have a minimum SDK version >= 20.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not true about using a WebView in your application?

Accepted Answer

A)   You can retrieve WebSettings with getSettings() , then enable/disable JavaScript
B)   You need to add permission "android.permission.ACCESS_NETWORK_STATE"
C)   You use loadURL to load a webpage
D)   You use loadData to load HTMLE) None of the above
F) A) and D)

Question 17

Method onDraw()  of class android.view.View has the following signature:

Accepted Answer

A)   public void onDraw(Color) 
B)   public void onDraw(Canvas) 
C)   public boolean onDraw(Canvas) 
D)   public Canvas onDraw() E) C) and D)
F) B) and D)

Question 18

Which of the following is a valid sequence of invokes to Activity lifecycle methods? (Select Two)

Accepted Answer

A)   onCreate > onStart > onResume > onPause> onStop> onCreate
B)   onCreate > onStart > onResume > onPause> onStop>onRestart
C)   onCreate > onStart > onResume > onPause> onStop>onDestroy
D)   onCreate > onStart > onResume > onPause> onStop>onResumeE) A) and B)
F) A) and C)

Question 19

When using an implicit intent, what process does the system use to know what to do with it?

Accepted Answer

A)   Intent resolution
B)   Intent declaration
C)   Intent overloading
D)   Intent transitionE) A) and B)
F) None of the above

Question 20

Which of the following is NOT the built-in layout manager provided by RecyclerView?

Accepted Answer

A)   LinearLayoutManager
B)   RelativeLayoutManager
C)   GridLayoutManager
D)   StaggeredGridLayoutManagerE) A) and C)
F) A) and B)

Exam 1: Android Application Development

In which Activity life-cycle method you should do all of your normal static set up such as: creating views and bind data to lists?

Correct AnswerverifiedShow Answer

Which of the following is NOT the built-in layout manager provided by RecyclerView?

Correct AnswerverifiedShow Answer

Which of the following Material Theme attributes are used to custom the color palette in your application? (Choose Three)

Correct AnswerverifiedShow Answer

Which of the following is not true about <activity> tag in AndroidManifest file?

Correct AnswerverifiedShow Answer

Which is the correct explanation of ListView?

Correct AnswerverifiedShow Answer

Which of the following is not true about using a WebView in your application?

Correct AnswerverifiedShow Answer

Which of the following statements is NOT correct about Android fragments?

Correct AnswerverifiedShow Answer

When publishing an update to your application to the market, the following must be taken into consideration:

Correct AnswerverifiedShow Answer

Method onDraw() of class android.view.View has the following signature:

Correct AnswerverifiedShow Answer

To create a blank Wear activity in Android Studio, the project should have a minimum SDK version >= 20.

Correct AnswerverifiedShow Answer

Which of the following is a valid sequence of invokes to Activity lifecycle methods? (Select Two)

Correct AnswerverifiedShow Answer

Which of the following AsyncTask methods is NOT executed on the UI thread?

Correct AnswerverifiedShow Answer

What is the parent class of all Activity widgets?

Correct AnswerverifiedShow Answer

When using an implicit intent, what process does the system use to know what to do with it?

Correct AnswerverifiedShow Answer

Which of the following are benefits for using fragments in your application? (Choose two)

Correct AnswerverifiedShow Answer

Which Method allows setting action to snackbars?

Correct AnswerverifiedShow Answer

CardView extends from which of the following:

Correct AnswerverifiedShow Answer

Which of the following files specifies the minimum required Android SDK version your application supports?

Correct AnswerverifiedShow Answer

What work is suitable for Android Services?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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