system design: designing a system for keeping track of user statuses
Principal Software Interview Questions
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Similar to other ones posted in glass door already. Snake game, voting system, feature flag system, go through projects in detail, values etc etc
Implement a method 'find' that will find the starting index (zero based) where the second list occurs as a sub-list in the first list. It should return -1 if the sub-list cannot be found. Arguments are always given, not empty. Sample Input 1 list1 = (1, 2, 3) list2 = (2, 3) Sample Output 1 1 Explanation As second list (2, 3) is sub-list in first list (1, 2, 3) at index 1 Sample Input 2 list1 = (1, 2, 3) list2 = (3, 2) Sample Output 2 -1
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Q. To merge two different data set each with 200 million records in one data set.
In technical rounds, questions were mostly to judge java coding skills, problem solving skills, design skills, any important functionality you delivered in your current project, etc. eg. Two threads, one printing odd numbers, another printing even numbers. Run them in such a way, output comes as 1,2,3,4,... in order.
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