Boeing Sdet Lead Interview Questions and Answers

Round duration - 150 Minutes
Round difficulty - Hard

First They Shared the details about the organization then started with some basic problem-solving problems. 
After finishing that They started with DSA and at last asked about System design. It was around 2.5 hours.

Q1. 
Find All Pairs Adding Up to Target
Given an array of integers ARR of length N and an integer Target, your task is to return all pairs of elements such that they add up to the Target.
Input:
The first line ...read more
Ans. Hashing Solution
• We can store the frequency of every element in the array in a hashmap.
• We will loop over every index i, and check the frequency of (Target - ARR[i]) is the hashmap:
  • If (Target - ARR[i]) is equal to ARR[i], we will check if frequency of ARR[i] . If it is greater than 1 then we will decrease the frequency of ARR[i] by 2 and add a pair (ARR[i] , ARR[i]) to our answer.
  • Else, if the frequency of ARR[i] and Targ...read more
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Q2. Design an application similar to Practo.
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Round duration - 60 Minutes
Round difficulty - Easy

Tech + HR

Q1. 
Sum of Even & Odd Digits
You need to determine the sum of even digits and odd digits separately from a given integer.
Input:
The first line of input is an integer T representing the number of test c...read more
Ans. Mathematical Operations
Use modulo operation to find digits of numbers.
 
Algorithm:
 
• First, make an iteration till the given integer ‘num’ is greater than 0.
• Store the one’s place digit in a variable.
• Check whether the digit is even or odd
  • If the digit is even, add the digit in the ‘evenSum’.
  • If the digit is odd, add the digit in the ‘oddSum’.
• Now, remove the one’s place digit from ‘num’.
 
Space Complexity: O(1)...read more
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