Sivaltech Senior Physical Design Engineer Interview Questions and Answers

Q1. 2Sum DSA leetcode problem
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Q2. Spiral traversal of a Binary tree
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Spiral traversal of a Binary tree involves visiting nodes level by level alternating between left to right and right to left.
• Start by pushing the root node into a queue.

• While the queue is not empty, pop a node, print its value, and push its children into the queue.

• Alternate between popping nodes from the queue and printing their values in a spiral manner.
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Q1. A problem similar to coin change problem of leetcode
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The coin change problem involves finding the number of ways to make a certain amount using given coin denominations.
• Dynamic Programming Approach: Use an array to store the number of ways to make each amount up to the target.

• Example: For coins [1, 2, 5] and target 5, ways are: 5 (1x5), 2+2+1, 2+1+1+1, 1+1+1+1+1.

• Base Case: Initialize dp[0] = 1, as there's one way to make 0 amount (using no coins).

• Iterate through each coi...read more
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Q2. Aggressive cows problem
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Q1. Basic behavioural questions like why I am looking for a change and would I be able to handle the increased work pressure as I was shifting from MNC to a startup
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Q1. Asked about the previous job experience and area of interest like frontend or backend
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Coding test was on reactjs and html

Q1. Asked about all the react concepts in detail
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Q1. Javascript basics were asked
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Q1. How I have planned my career.
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Q2. How I have started my journey towards business analyst
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Q1. About myself, reason for living for previous company, and rolls an responsibility
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Q2. Rolls an responsibility
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Q1. About my knowledge in Next js
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Q2. How do I have my career planned
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