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Frequently Asked Android interview questions and answers for freshers Page 11

(#M40158029) ANDROID QUESTION Keep an EYE

What are the tags used in tween animation?

Options
1)
2)
3)
4) all of the above

Asked In Android Ashish (8 years ago)

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(#M40158027) ANDROID QUESTION Keep an EYE

How to draw directly on canvas of android UI?

Options
1) Implement your own custom View by extenting View class, and then implement onDraw method in it.
2) Take any UI control like ImageView, and draw image using canvas.
3) it is not possible to directly touch Canvas.
4) both option 1 and 2 are right

Asked In Android Ashish (8 years ago)

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(#M40158020) ANDROID QUESTION Keep an EYE

Which of the below is a Positional sensors?

Options
1) i
2) i & ii
3) i, ii & iii
4) i & iv

Asked In Android Ashish (8 years ago)

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(#M40158005) ANDROID QUESTION Keep an EYE

What is broadcastreceiver in android?

Options
1) It a component of android which responds to system wide broadcast announcements.
2) It acts like a gateway between outside world and your application.
3) both are true
4)none

Asked In Android Ashish (8 years ago)

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(#M40158003) ANDROID QUESTION Keep an EYE

How to avoid synchronization problems in threads?
Options
1) Use synchronized block
2) Use Synchronized methods
3) Use synchronized threads
4) both option 1 and 2 is right.

Asked In Android Ashish (8 years ago)

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(#M40158002) ANDROID QUESTION Keep an EYE

What is the difference between task, process, application, and thread?

Options
1) task, process, and application every thing is same, but thread is a part of process.
2) process and application are same. Task may contain 1 or more applications, thread is an internal part of a process created by OS.
3) process and task are same. application means program, thread is part of task.
4)process and thread are same. similarly application and thread are same.

Asked In Android Ashish (8 years ago)

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(#M40157996) ANDROID QUESTION Keep an EYE

How to pass data from activity to service?
Options
1) pass data in intent-putextras, and using setResult()
2) pass data in intent-putextras, and say startService() with that intent
3) store it in common database and access it through both activity and service.
4) can be done using both the ways 2 and 3 options.

Asked In Android Ashish (8 years ago)

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(#M40157995) ANDROID QUESTION Keep an EYE

Is it possible to have a service with multiple threads in it? How to achieve this?

Options
1) you can't have more than one thread in a service.
2) you can create multiple threads in a service
3) option 2 is possible by creating thread in onCreate()
4) option 2 is possible by creating thread in onStartCommand() of your service class.

Asked In Android Ashish (8 years ago)

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(#M40157994) ANDROID QUESTION Keep an EYE

How to update UI from a service that has threads?
Options
1) Create a thread in the Service class and directly access UI components of your activity
2) Since updating UI from other thread directly is not possible, communicate with Main UI thread for the UI updates
3) Use Intent Service
4) Either use option 1 or option 2

Asked In Android Ashish (8 years ago)

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(#M40157993) ANDROID QUESTION Keep an EYE

How to create a service with multiple threads in it?
Options
1) Create a service with creating thread in onStartCommand
2) Use Intent Service
3) Create a service with one thread in OnCreate().
4) Either use option1 or use Async task with service

Asked In Android Ashish (8 years ago)

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