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Hitachi Digital Services
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Mcq and coding on technical side
I applied via Referral and was interviewed before Nov 2023. There was 1 interview round.
I applied via Naukri.com and was interviewed before Mar 2023. There were 3 interview rounds.
Quantitative, verbal
Consists of 2 coding questions
I applied via Naukri.com and was interviewed before Jan 2023. There were 4 interview rounds.
This was an Aptitude test online.
This was a coding test online.
Hitachi Digital Services interview questions for designations
Top trending discussions
Some mcq questions and coding question. Both where easy to medium level. Prepare combination/permutation/Time complexity etc
A question related to Binary search and some other follow ups.
I applied via Naukri.com and was interviewed in Mar 2023. There were 4 interview rounds.
A bit on the tougher side
Total analysis of candidate
Assessing candidate's skills, experience, and qualifications
Evaluating candidate's personality, communication skills, and work ethic
Reviewing candidate's references and background check
Conducting interviews and assessments to determine fit for the role
Considering candidate's potential for growth and development
I applied via Campus Placement and was interviewed before Sep 2023. There was 1 interview round.
Random forest is an ensemble learning method that builds multiple decision trees and merges them to improve accuracy and prevent overfitting.
Random forest is a type of ensemble learning method.
It builds multiple decision trees during training.
Each tree is built using a subset of the training data and a random subset of features.
The final prediction is made by averaging the predictions of all the individual trees.
Random...
Boosting is a machine learning ensemble technique where multiple weak learners are combined to create a strong learner.
Boosting is an iterative process where each weak learner is trained based on the errors of the previous learners.
Examples of boosting algorithms include AdaBoost, Gradient Boosting, and XGBoost.
Boosting is used to improve the accuracy of models and reduce bias and variance.
I applied via Job Portal and was interviewed before May 2023. There were 3 interview rounds.
Java basic coding with collections
I applied via Naukri.com and was interviewed in Dec 2020. There were 3 interview rounds.
based on 4 interviews
1 Interview rounds
based on 10 reviews
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