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10,456 lead android developer interview questions shared by candidates

HashMap vs HashTable? is HashMap thread safe? How HashMap works? How GCM works? OOPS Concepts Encapsulation vs Abstraction Interface vs Abstract Classes Use case of Geofencing in your porject(because it was mentioned in my project) Sync Adapter (because offline-storage was mentioned in my project) Volley vs RetroFit? Why use Retrofit? What is OkHTTP? Can we use OkHttp with Volley? StringBuffer vs StringBuilder Service vs IntentService unbound and bound service StickyIntent how to sort HashMap based on Key fragment life cycle onActivityCreated vs onCreateView launchModes in Android
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Android Developer

Interviewed at Q3 Technologies

4★
Aug 27, 2016

HashMap vs HashTable? is HashMap thread safe? How HashMap works? How GCM works? OOPS Concepts Encapsulation vs Abstraction Interface vs Abstract Classes Use case of Geofencing in your porject(because it was mentioned in my project) Sync Adapter (because offline-storage was mentioned in my project) Volley vs RetroFit? Why use Retrofit? What is OkHTTP? Can we use OkHttp with Volley? StringBuffer vs StringBuilder Service vs IntentService unbound and bound service StickyIntent how to sort HashMap based on Key fragment life cycle onActivityCreated vs onCreateView launchModes in Android

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