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Bias is error due to overly simplistic assumptions, variance is error due to overly complex models.
Bias is error introduced by approximating a real-world problem, leading to underfitting.
Variance is error introduced by modeling the noise in the training data, leading to overfitting.
High bias and low variance models are simple and may not capture the underlying patterns in the data.
High variance and low bias models are ...
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posted on 28 Jul 2021
I applied via Campus Placement and was interviewed before Jul 2020. There was 1 interview round.
Check if binary tree is balanced or not.
A balanced binary tree has the height of left and right subtrees differ by at most 1.
Recursively check the height of left and right subtrees and compare.
Use a helper function to calculate the height of a subtree.
Time complexity: O(nlogn) for a balanced tree, O(n^2) for a skewed tree.
Detect loops in a linked list.
Use two pointers, one moving at a faster pace than the other.
If there is a loop, the faster pointer will eventually catch up to the slower one.
To detect the start of the loop, reset one pointer to the head and move both pointers at the same pace.
I applied via Campus Placement and was interviewed before Aug 2020. There were 4 interview rounds.
posted on 15 Jul 2022
I applied via Referral and was interviewed before Jul 2021. There were 3 interview rounds.
If you are a fresher , then this is for you else almost no coding test for experienced candidates.
I applied via Recruitment Consulltant and was interviewed before Aug 2021. There were 3 interview rounds.
Array tasks on given platform
I applied via LinkedIn and was interviewed in Oct 2023. There were 4 interview rounds.
Technical discussion with Interviewer including coding test.
Advanced coding test and technical discussion
I applied via LinkedIn and was interviewed in Aug 2023. There were 3 interview rounds.
The test is around 1 hour. All the questions will test the aptitude and coding skills. The questions are challenging but few are easy to crack.
posted on 4 Apr 2024
Senior Engineer from the team which is hiring you and an HR will join and you are given array, string and hashmap leetcode easy question and then some dbms queries to write. Once you solve that, engineer will ask tech related questions from your resume to see your understanding about those tech.
I applied via Approached by Company and was interviewed before Feb 2023. There was 1 interview round.
I applied via LinkedIn and was interviewed in Sep 2024. There were 3 interview rounds.
Two coding questions and 8 MCQ's related to databases and springboot technologies.
based on 1 interview
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