Android Interview Questions and Answer
1. Define Android?
Android is software
stack for mobile devices that has middleware, operating system and specific key
applications. The application must be implemented in its own process and Dalvik
Virtual Machine interface. DVM device is used to effectively run several
virtual machines. The byte code of java language is executed by DVM that is
converted to .dex format files.
2. Define Activity?
Activity is nothing but application’s single screen that assists java code.
3. Define intent?
Intent is a class that depicts what caller has to do. Intent is send to intent resolver of Android by the caller which finds appropriate activity for intent. For example: intent is opening PDF doc and the perfect activity for intent is apps of Adobe Reader.
4. Define resource?
Resource is nothing but user defined XML, JSON or bitmap that is inserted in application build process which is later loaded from code.
2. Define Activity?
Activity is nothing but application’s single screen that assists java code.
3. Define intent?
Intent is a class that depicts what caller has to do. Intent is send to intent resolver of Android by the caller which finds appropriate activity for intent. For example: intent is opening PDF doc and the perfect activity for intent is apps of Adobe Reader.
4. Define resource?
Resource is nothing but user defined XML, JSON or bitmap that is inserted in application build process which is later loaded from code.
5. Does Android assist profile of Bluetooth serial port?
Yes
6. Is it possible to start
an application on powerup?
Yes
7. Define APK format?
APK file is compacted AndroidManifest.xml file that has .apk extension. Resource files, Application code and many other files are present in this format and are compressed to single file which has .apk extension.
8. Explain translation in Android?
The data of one language can be changed to other language by Google translator by making use of XMPP for data transmission. You can type English message and choose the language that is easily understood by your country people to reach message to them.
9. On which virtual machine Android runs?
Dalvik virtual machine
10. What is the latest version in android?
Android 4.2(Jelly Bean)
12. Give the new Android platform for mobile phones?
Android 4.0 and the name given to this version is Ice-cream Sandwich. The versions that came before this are given below:
• 3. X.X Honeycomb
• 2.3. X Gingerbread
• 2.2 Froyo
• 2.0/2.1 Éclair
• 1.6 Donut
• 1.5 Cupcake
13. Give the languages that are supported by Android operating system for developing applications?
It supports all the languages that are written using java code.
14. In what ways data can be stored in Android?
• Internal storage
• Network connection
• Shared preferences
• Sqlite database
• External storage
15. What are user interface types?
• Notifications
• Views
16. Give notification types in Android?
• Dialog notification
• Status bar notification
• Tost notification
Yes
7. Define APK format?
APK file is compacted AndroidManifest.xml file that has .apk extension. Resource files, Application code and many other files are present in this format and are compressed to single file which has .apk extension.
8. Explain translation in Android?
The data of one language can be changed to other language by Google translator by making use of XMPP for data transmission. You can type English message and choose the language that is easily understood by your country people to reach message to them.
9. On which virtual machine Android runs?
Dalvik virtual machine
10. What is the latest version in android?
Android 4.2(Jelly Bean)
12. Give the new Android platform for mobile phones?
Android 4.0 and the name given to this version is Ice-cream Sandwich. The versions that came before this are given below:
• 3. X.X Honeycomb
• 2.3. X Gingerbread
• 2.2 Froyo
• 2.0/2.1 Éclair
• 1.6 Donut
• 1.5 Cupcake
13. Give the languages that are supported by Android operating system for developing applications?
It supports all the languages that are written using java code.
14. In what ways data can be stored in Android?
• Internal storage
• Network connection
• Shared preferences
• Sqlite database
• External storage
15. What are user interface types?
• Notifications
• Views
16. Give notification types in Android?
• Dialog notification
• Status bar notification
• Tost notification
Android Interview Questions and Answer
Reviewed by Nirav
on
11:24 PM
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Reviewed by Nirav
on
11:24 PM
Rating:
nice man
ReplyDeleteAndroid 4.1/4.2 is called Jelly Bean. Ice Cream Sandwich is the older version which is 4.0
ReplyDeleteHi
ReplyDeleteTks very much for post:
I like it and hope that you continue posting.
Let me show other source that may be good for community.
Source: free interview questions
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David
Hi
ReplyDeleteTks very much for post:
I like it and hope that you continue posting.
Let me show other source that may be good for community.
Source: Android interview questions
Best rgs
David
I believe you mean "Toast notification" when you say "Tost notification"
ReplyDelete4.1/4.2 are named Jelly Bean same as (real) latest release: 4.3
ReplyDeleteThis comment has been removed by the author.
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ReplyDelete