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#1 2019-09-30 09:11:07

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بِسمِ اللَّهِ الرَّحمٰنِ الرَّحيمِ
From: Sahiwal Division
Registered: 2012-03-22
Posts: 22,147

56 Most Common Android Developer Interview Questions And Answers

Mobile Technologies :: Android Developer Job Interview Questions and Answers

Android Developer related Frequently Asked Questions by expert members with professional career as Android Developer. These list of interview questions and answers will help you strengthen your technical skills, prepare for the new job interview and quickly revise your concepts

1 Explain me what is Context?
2 Explain me what is the Android Application Architecture?
3 Explain me scenario in which only onDestroy is called for an activity without onPause() and onStop()?
4 Explain me how does the activity respond when the user rotates the screen?
5 What are content providers?
6 Explain me difference between AsyncTasks & Threads?
7 Please explain what is a Job Scheduling?
8 Explain me what is an intent?
9 What are fragments?
10 Do you know what is Application?
11 Explain me what are the advantages of Android Operating System?
12 Explain me what is a broadcast receiver?
13 Please explain what is difference between Serializable and Parcelable ? Which is best approach in Android?
14 Explain me three common use cases for using an Intent?
15 Please explain what are intent Filters?
16 What is difference between Serializable and Parcelable?
17 Tell us difference between Service, Intent Service, AsyncTask & Threads?
18 Tell me two ways to clear the back stack of Activities when a new Activity is called using intent?
19 Do you know launch modes in Android?
20 Tell us why bytecode cannot be run in Android?
21 Tell us how do you supply construction arguments into a Fragment?
22 Tell us what is the difference between a fragment and an activity? Explain the relationship between the two?
23 What is fragment lifecycle?
24 Tell us what is the relationship between the life cycle of an AsyncTask and an Activity? What problems can this result in? How can these problems be avoided?
25 Please explain the difference between FLAG_ACTIVITY_CLEAR_TASK and FLAG_ACTIVITY_CLEAR_TOP?
26 What is lifecycle of an Activity?
27 Tell us what is the difference between Mobile Application Testing and Mobile Testing?
28 Please explain what is an Intent? Can it be used to provide data to a ContentProvider? Why or why not?
29 Please explain how to prevent the data from reloading and resetting when the screen is rotated?
30 Explain me activities?
31 Explain me what is the difference between Service and IntentService? How is each used?
32 Explain me onSavedInstanceState() and onRestoreInstanceState() in activity?
33 Please explain the onTrimMemory() method?
34 Do you know what is an Action?
35 Please explain what is a Sticky Intent?
36 Tell us why would you do the setContentView() in onCreate() of Activity class?
37 Tell us what is a BuildType in Gradle? And what can you use it for?
38 Do you know the languages supported for Android development?
39 Explain me what is a ContentProvider and what is it typically used for?
40 Explain me difference between Service & Intent Service?
41 Explain me the difference between onCreate() and onStart()?
42 What is activity Context?
43 What is access data using Content Provider:
44 Tell us how would you update the UI of an activity from a background service?
45 Explain me what is Android SDK?
46 What is the build process in Android?
47 Do you know what are Handlers?
48 Do you know what is ANR, and why does it happen?
49 What is difference between Activity & Service?
50 Explain me what is Armv7?
51 Tell us what is DDMS? Describe some of its capabilities?
52 Explain what is application Context?
53 What is background Service?
54 Please explain what is a Pending Intent?
55 What is bound Service?
56 What is foreground Service?

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2019-09-30 09:11:07

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