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Android Interview Questions and Answers

Android Interview Questions and Answers

"Android is a Mobile Operating System and its developed by Google Inc. (Google Acquired Android Inc. in 2005)".
  1. Android is a mobile operating system.
  2. Android is open source.
  3. Android is also know as a mobile powerhouse.
  4. Google Acquired Android Inc. in 2005, The Android Inc. was a small start-up.
  5. Android has a app store that is called Google play store.
  6. Android’s competitors are Apple and Windows Phone.
The frequently asked questions in an interview as given below
  • What is android and why we use android?
  • What are the advantages/disadvantages of using an android environment?
  • What about application architecture?
  • What types of language support to develop an android?
  • What types of architecture are used to develop an android?
  • What types of key components are use to develop  an android?
  • What is the activity of android ?
  • What is the APK format of android ?
  • What are ANR  and ADB in android?
  • What is DDMS in android?
  • What is the use of adapter in android?
  • Where are layout placed in android?
  • What is an intent  and What does the intent filter do?
  • What are the difference between a fragment and an activity?
  • What is sticky intent in android application?
  • What is an android explicit and implicit Intent?
  • What is manifest file in android?
  • What are difference between serializable and parcelable?
  • What is singleton class in android?
  • What is fragment in android?
  • What is sleep mode in android?
  • Which is kernal and what is used in android?     
  • What  is ADT in android?
  • What is AIDL in android?
  • What types of data supported in AIDL?
  • What are launch modes in android?
  • What kind of tool is placed in android SDK?
  • Can you run  the java byte code on android?
  • How to track the application on process in android?
  • How to change application name after at the deployment time?
  • What is a service and what is use in android?
  • What is contentProvider and what is it typically used for?
  • Does an android support the bluetooth serial port profile?
  • Can application be started on powerup?
  • What type of notifications are available in android?
  • What is a container and what use in android?
  • What types of storages are available in android?
  • What is drawable folder in android application?
  • How to send SMS in android?
  • How is the use the web view in android application?
  • What is nine patch images tool and what use in android?
  • What is dialog box in android?
  • What type of dialog boxes supported in android?
  • What type of exceptions are available in android?
  • What is IP data-gram, fragmentation and MTU in android?



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