Amazon Interview Experience : SDE : Set 23

Company Name: Amazon

Job Role: SDE

Years of Experience Required: Fresher (0 Yrs.)

Drive: On-Campus

Preparation for Amazon

Topics: Data Structures and Algorithms

Duration: 6 months

Source of Preparation: GFG, Striver’s SDE sheet, Hackerrank.


Amazon Interview Rounds

Round 1: Online assessment

  • Given an array find all the triplets which satisfy the triangle property (the sum of 2 sides should be greater than the third side)
  • Detect a loop in a linked list

Round 2:Technical Interview

  • Given a matrix m X n, count paths from left-top to the right bottom of a matrix with the constraints that from each cell you can either only move to the rightward direction or the downward direction. (Link)
  • Given an array print all the sum of the subset generated from it, in the increasing order. (Link)

Round 3: Technical Interview

  • Given two sorted arrays arr1 and arr2 of size m and n respectively, return the median of the two sorted arrays. (Link)
  • Design data structure that supports insert(), remove(), find-max(), delete-max() operations. All operations should run in O(1) time.

Round 3: Technical + Managerial Interview

  • What difference between process and program and thread? Different types of processes. 
  • What is a deadlock? Different conditions to achieve a deadlock. 
  • Allocate minimum number of pages

Verdict: Selected

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