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Netcracker Technology Otc Specialist Interview Questions and Answers
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Interview questions from similar companies
Kshitija Bagul
Selected
I applied via Campus Placement and was interviewed before Sep 2023. There was 1 interview round.
(2 Questions)
- Q1. Explain random forest
- Ans.
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...
- Q2. What is boosting
- Ans.
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.
Skills evaluated in this interview
Anonymous
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 Company Website and was interviewed in Aug 2021. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Where do you see yourself in 5 years
Interview Preparation Tips
Selected
I applied via Walk-in and was interviewed in Sep 2022. There were 2 interview rounds.
(2 Questions)
- Q1. As per your skills, excel, power BI
- Q2. Communication , speed writing
Interview Preparation Tips
- Power Bi
- Linux
- SQL
I applied via Company Website and was interviewed in Apr 2024. There was 1 interview round.
(2 Questions)
- Q1. Service desk parameter
- Q2. Troubleshooting and call handling
Interview Preparation Tips
Selected
I applied via Approached by Company and was interviewed before Jun 2023. There was 1 interview round.
(2 Questions)
- Q1. SQL Windows functions based questions
- Q2. Detail explanation of one project which handled previously
- Ans.
Developed a data analysis tool for tracking customer behavior
Created a database to store customer data
Designed algorithms to analyze customer interactions with the website
Generated reports to identify trends and patterns in customer behavior
I applied via Campus Placement and was interviewed in Nov 2023. There were 3 interview rounds.
It was the easy round to clear they ask basic quans which include DBMS and grammar over all the round was easy
(1 Question)
- Q1. The test was condected by AI overall the round is easy
(1 Question)
- Q1. They asked questions about my project and basic question in java
Selected
I applied via Naukri.com and was interviewed before Feb 2023. There were 2 interview rounds.
(1 Question)
- Q1. OOPS concept Java fundamentals
(1 Question)
- Q1. Project work framework Rest Assured
Interview Preparation Tips
Interview Questionnaire
1 Question
- Q1. Exam was conducted on programmes. 10 questions were asked
I applied via Naukri.com and was interviewed before Oct 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Reference data management, identifiers etc
Interview Preparation Tips
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