OA0-002 Online Practice Questions and Answers

Which of these is the correct interface definition used to bind a Service?

A. AIDL

B. IDL

C. KML

D. XML

Which of these is the correct explanation of BroadcastReceiver?

A. The process which BroadcastReceiver makes active will be protected so that it cannot be force- quit.

B. BroadcastReceiver will only be assumed active when executing getReceive().

C. BroadcastReceiver notifies the source of optional processing results based on the broadcast contact(s).

D. BroadcastReceiver displays a user interface.

The DalvikVM core libraries are a subset of which of these?

A. Java ME

B. Java SE

C. Java EE

D. Doja

Which of these is the correct description of file access?

A. Generally, files are handled as dedicated resources per each application.

B. Files created by an application can be directly accessed by any application.

C. The content of file created by application cannot be accessed by other application.

D. In order to access a file, the open FileStream method is provided in the Context class

Which of these is the correct function of Traceview?

A. Displays a graphical task execution log.

B. Displays graphically a memory acquisition and release log

C. Displays graphically the call stack.

D. Displays graphically the Ul state hierarchy.

Which of these is the correct precaution when publishing an application update to the Android Market?

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.

Which screen will be displayed as a result of executing the following code?

A. Option a

B. Option b

C. Option c

D. Option d

Which of these is the incorrect explanation of a status bar Notification?

A. The Notification can display an icon in the Status Bar along with flashing a light.

B. The Notification can display an icon in the Status Bar along with a vibration.

C. The Notification can display an icon in the Status Bar along with a melody.

D. The Notification can display an icon in the Status Bar along with a video.

When is written in the manifest file, which is the corresponding Android SDK development environment version?

A. 1.5 and later

B. 1.6 and later

C. 2.0 and later

D. 2.1 and later

Android destroys processes in sequence from less important processes when memory is insufficient. Which has the processes lined up in order of decreasing importance?

A. Foreground>Visible>Service>Background>Empty

B. Foreground>Service>Visible>Background>Empty

C. Service>Foreground>Visible>Background>Empty

D. Service>Foreground>Visible>Empty>Background