Android Android Certification OA0-002 Questions & Answers

• Question 61:

  Which of these is the incorrect explanation of Android?

  A. Android is a platform for mobile devices including cellular phones.

  B. Android is released as open-source by Google.

  C. Applications which operate on Android can be developed using Java.

  D. Android provides a standard API for control not only of 3G, Wi-Fi, and GPS but several sensors such as an accelerometer or compass.

  Correct Answer: B

• Question 62:

  Which of these is the incorrect method for an Application to save local data?

  A. Extend PreferencesActivity and save in an XML file.

  B. Save as a file in the local file system.

  C. Save in the database using SQLite.

  D. Save in the hash table file using the Dictionary class.

  Correct Answer: D

• Question 63:

  Which of these is the incorrect explanation of the Android Scripting Environment (ASE)?

  A. You can execute scripts in the ASE, but cannot edit or create new documents.

  B. There is an API for phone calling using the ASE.

  C. Development using the ASE can be done interactively using a terminal.

  D. ASE is an Android application and can execute scripting languages such as Python.

  Correct Answer: A

• Question 64:

  The following figure shows the Activity Lifecycle. Which is the correct combination of event names that go into (1)~(4)

  

  A. (1)onCreate (2)onStart (3)onResume (4)onRestart

  B. (1)onCreate (2)onResume (3)onStart (4)onReset

  C. (1)onConstruct(2)onStart(3)onResume (4)onReset

  D. (1)onConstruct(2)onResume (3)onStart (4)onRestart

  Correct Answer: A

• Question 65:

  Which component can be used without configuring the AndroidManifest.xml?

  A. Activity

  B. Service

  C. Broadcast Receiver

  D. Intent

  Correct Answer: D

  f120-second attempt

  Topic 2, Volume B

• Question 66:

  Which of these is the correct Android function that can process even in the background?

  A. Activity

  B. Service

  C. View

  D. Intent

  Correct Answer: A

• Question 67:

  Which of these is the incorrect explanation of ddms?

  A. You can display a list of currently running threads and select one to check its stack trace.

  B. You can use it to acquire screenshots of a terminal.

  C. You can forcibly execute garbage collection and check the present heap usage status.

  D. You can do simulations of network zone speed and bandwidth limitations.

  Correct Answer: D

• Question 68:

  Which is the correct procedure to play an MP3 format file using the MediaPlayer class?

  

  A. Option a

  B. Option b

  C. Option c

  D. Option d

  Correct Answer: A

• Question 69:

  Which of these is the incorrect step to create a program which activates a Service using bind?

  A. Define an interface in the AIDL file.

  B. Create a Service class implementing the interface defined in AIDL file.

  C. Create a class implementing ServiceConnection.

  D. Declare the Service in the manifest file.

  Correct Answer: B

• Question 70:

  Which is the correct combination of (1 )~(3) to describe the Activity Lifecycle?

  

  A. (l)Foreground (2)Background (3)Visible

  B. (l)Foreground (2)Visible (3)Background

  C. (1)Visible (2)Background (3)Foreground

  D. (1)Visible (2)Foreground (3)Background

  Correct Answer: A