先試後買

A. Use permission com.android.vending.BILLING in your application.

B. User permission com.android.vending.PRODUCTS in your application

C. An approval from Google before listing a product.

D. Have a Google Wallet merchant account.

A. Adding marketing material on Google Play.

B. Register test accounts.

C. Setting up the products list.

D. Adding products images in the application.

A. Preparing your application for release by building an APK file of the release version is one of the steps of publishing process of application.

B. Publishing is the process that allows users to install an application on their Android powered devices.

C. Releasing the application to users is one of the steps of publishing process of application.

D. Publishing is the process that allows developers to configure Google License service with application.

A. Create and add file analytics.xml to your project under /res/values

B. Add permissions to your application's manifest file.

C. Create a Google Analytics account.

D. Add the license key in your application.

A. Check if a purchase is complete.

B. Verify is amount is paid successfully.

C. Verify the credit card used is acceptable.

D. Initialize billing setup within your application.

A. The running application is paused.

B. The running application from is stopped.

C. Running application is not affected, as the buying is done through the Google play's live service. It just requires the key that the user has generated against the application.

D. The running application gets destroyed.

A. A method to choose the best ad placement size in an application.

B. A technique to create an advertisement using the application's description.

C. The name of an advertisement platform.

D. A technique that sends ad requests to multiple ad networks.

A. android.permission.READ_CONTACTS

B. android.permission.ACCESS_WIFI_STATE

C. android.permission.READ_PHONE_STATE

D. android.persmission.INTERNET