Park Plus Software Engineer Interview Questions and Answers

Easy to medium, can solve with leetcode medium

Q1. Number of islands count
Ans. 
Count the number of islands in a grid of '1's and '0's
• Iterate through the grid and for each '1' encountered, perform a depth-first search to mark all connected '1's as visited

• Increment the island count for each new island found

• Ensure to handle boundary cases and check for visited nodes
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Q2. First and last index of a particular element in an array
Ans. 
Find the first and last index of a specific element in an array of strings.
• Iterate through the array and keep track of the index of the first and last occurrence of the element.

• Return the first and last index once the iteration is complete.

• Example: Array ['apple', 'banana', 'apple', 'orange'], element 'apple' - First index: 0, Last index: 2.
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Q1. React, React Native Basics
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Q2. Coding Arrays & Objects
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Q1. Design Questions to build a scalable micro service
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Q2. Salary Discussion
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Q1. Oops Inheritance and Incapsulation
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Hard questions of graph and dp.

It was good and tough

Q1. 2 DSA leetcode (1 medium , 1 hard)
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Q1. Same round 1 2 DSA leetcode questions (1 hard , 1 medium)
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Q1. It was the hiring manager round, it started with the LRU cache algorithm and went deep in the system design
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