Wednesday, June 24, 2015

ANDROID UPWORK TEST ANSWERS | What is correct regarding GCM - Google Cloud Messaging service? - ANDROID UPWORK TEST ANSWERS


>>COMPLETE  ANDROID TEST ANSWERS OF UPWORK 2015 | 2016

 

What is correct regarding GCM - Google Cloud Messaging service?


Answers:

• It does server to device communication.
• It does device to server communication.

• It does device to server communication and vice versa.

• It does device to device communication.
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