Question

In Android systems, the contacts with related data are shared and handled by (A) XMPP (B)...

In Android systems, the contacts with related data are shared and handled by

(A) XMPP

(B) Resources Manager

(C) Package Manager

(D) Telephony Manager

(E) Content Providers

explain why

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Answer #1

In Android systems, the contacts with related data are shared and handled by Telephony Manager and Content providers Because:
(D)The Telephony Manager manages the communications between the users and also they store all the call logs for future references so for that they need to build the phone application and SMS.

(E)The content providers will provide the applications which allows one application data available to another application.

For example: the contacts application makes its data available to other applications who needed it. Similarly the phone or email application may need to consult contacts.

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