Interview Questions

1.Activity to thread communicaton
2.static and dynamic broad cast receivers
3.collection and collections diff
4.Arraylist and /array internally working memory...etc
5.java how to create synchronised object
6.Asynctask internal communication
7.Asyntask simultaneously run how?
8.Sharing file b/w application developed by same developer
9.Broadcast receivers and intent filters
10.Custombroad cast
If we do not know intent filters then how can we listen for broad cast?

11.Content Provider Athorisation Token
12.Custom HashMap
13.Activit ifeCucle
14.Data Abstraction
15.Service start two times
16.ArrayList Creation ways
17.Collision
18.Producer Consumer Problem
19.Thread LifeCycle
20.Thread Architecture Java
21.DVM
22.Application Architecture
23.Intent Service
24.Intent Filter


1: Explain Android Architecture?
2: Activity life cycle?
3. Fragment life cycle?
4. Difference between Service,Asynctask,Thread?
5. Difference between Hashmap and Hashtable?
6. What is task affinity?
7. Permission required to access user Location in android?
8. Have you worked in Map integration?Explain in brief.
9.Have you worked in Camera integration?Explain in brief.
10. What are Crash and user analytics tools?
11. How to do good memory management in Android?
12. What is Broadcast receiver?
13.What is Notification?
14 Twitter,Facebook integration.
15. Intent and intent filter.
16. How to create custom permission in Android?
17. Difference between <permission> and <uses permission> tag in Manifest file?
18. What is the use of minSdkVersion,maxSdkVersion,targetSdkVersion in <uses-sdk> in Manifest file?
19 What are Android application components?
20. Why fragment is required?
21 Example of Inheritance in Android application?
22 What is content provider?How to create your own content provider?
23. Difference between content provider and Sqlite database?
24 Have you worked in OpenGL,3d animation in Android?
25. Version control systems.
26.Multiple screen support in Android?
27.Multiple language support in Android?
28. About latest Android OS and what are the new features added on it?
29 Have you developed in any open source library?