You have an Activity, and you implement push notification, when you receive a notification, and you tap on it, the PendingIntent launched point to your Activity. If you open a notification, and your Activity is visible in that moment, in which method of the activity you receive the intent with the information of the push message?
Algorithm question was how to find the lowest common ancestor for a binary tree. Then find a solution that is linear for space complexity.
Which programming languages you are proficient at?
Which of these standard Java collections is fastest to use if you want to find a specific element? An unsorted Vector TreeSet A sorted LinkedList
coding task
Given 2 lists how to get the smallest common item between them.
when working different threat than main threat which androi api do you use ?
there will be two array like below, merge and sort them. arr1 = {1,5} arr2={3,6,_,_} result = 1,3,5,6
The question was not difficult, what is difficult is to make it better than your competitors. I had to write an algorithm, that given two arrays A and B, both ordered, the had to be merged into A, in order. It was not allowed to used auxiliary arrays.
in an array, bring all the elements whose value is zero to the beginning of the array
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