Angularjs Service

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1) What is Angularjs Services ?

Ans :

* A special unit of code which can be used across different controllers

* service can be utility or bussiness logic units

*service is a singleton

* instantiated only once

* same instance is maintained throughout the life time of application

* Unlike services , controllers are created as they needed destroiyed when they are not in use

* service are always static however controllers are dynamically

* services are loaded lazily

* controller can instantiate a service if service are not instantiated.

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