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Top 50 Mobile Engineer Interview Questions

The 50 most important questions to prepare for Mobile Engineer interviews. Questions from real interview reports rank first. Updated weekly.

50questions
~21htotal time
2,259companies covered
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1
RecursionStart here. 14 questions · ~350 min
2
Hash Tables22 questions · ~550 min
Two Sum with TargetEasy
Practice
Recently asked

Use a hash map to find two array elements that sum to a target in O(n) time.

Hash TablesArraysStringsEsystemsBungalowSide
Two Sum in Unsorted ArrayEasy
Practice
Recently asked

Find two indices in an unsorted array whose values sum to a target using a hash table in O(n) time.

Hash TablesArraysStringsAmazonAlten SpainUber
Detect Cycle in Linked ListMedium
Practice
Recently asked

Use Floyd’s two-pointer algorithm to determine whether a singly linked list contains a cycle.

Hash TablesLinked ListsTwo PointersSigmoidPayUWorld Wide Technology
Find Two Sum IndicesEasy
Practice
Recently asked

Use a hash map to find two array elements that sum to a target in O(n) time.

Hash TablesArraysSortingNEMO IT SolutionsCCredibleCapgemini
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3
Arrays6 questions · ~150 min
Merge Two Sorted ArraysEasy
Practice
Recently asked

Merge two sorted arrays into one sorted array using a two-pointer linear scan.

ArraysSortingTwo PointersDenodo3Y HealthDropbox
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4
More topics8 questions · ~200 min
Maximum Sum Contiguous SubarrayMedium
Practice
Recently asked

Use Kadane's algorithm to find the contiguous subarray with the largest sum in linear time.

Dynamic ProgrammingArraysGreedyChetuArgo GroupHsbc
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