Junior Android Engineer Interview Questions

8,473 junior android engineer interview questions shared by candidates

There is two series, One is input another is to sort order; input = "abc145bac" order_str = "abc" Sort the input based on order on "order_str" Example input = "abc145bac" order_str = "abc" Expected result : "aabbcc145"
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Software Engineer Android

Interviewed at Meta

3.5
Dec 15, 2018

There is two series, One is input another is to sort order; input = "abc145bac" order_str = "abc" Sort the input based on order on "order_str" Example input = "abc145bac" order_str = "abc" Expected result : "aabbcc145"

Your photo-sharing app displays a system notification when the user receives a photo. Your app should display the photo when the user taps the notification. Which of the following do you need to attach to the Notification object that you pass to NotificationManager?
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Android Engineer

Interviewed at Meta

3.5
Apr 7, 2017

Your photo-sharing app displays a system notification when the user receives a photo. Your app should display the photo when the user taps the notification. Which of the following do you need to attach to the Notification object that you pass to NotificationManager?

You want to trigger an animation half a second after a user taps a button. The BEST way to do this is to: A. Call Timer.schedule and pass the animation as a TimerTask. B. Call Thread.sleep in the button’s ClickListener’s oncl1ck method. C. Call postDelayed on the appropriate Handler. D. Call setInterval on an Alarm created with AlarmManager.
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Android Developer

Interviewed at Meta

3.5
May 1, 2015

You want to trigger an animation half a second after a user taps a button. The BEST way to do this is to: A. Call Timer.schedule and pass the animation as a TimerTask. B. Call Thread.sleep in the button’s ClickListener’s oncl1ck method. C. Call postDelayed on the appropriate Handler. D. Call setInterval on an Alarm created with AlarmManager.

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