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CEBS Worldwide Ml Data Associate Interview Questions and Answers
CEBS Worldwide Ml Data Associate Interview Experiences
1 interview found
Anonymous
I applied via AngelList and was interviewed before Nov 2023. There was 1 interview round.
All about python basics
Interview questions from similar companies
Forecasting problem - Predict daily sku level sales
(2 Questions)
- Q1. What is difference between bias and variance
- Ans.
Bias is error due to overly simplistic assumptions, variance is error due to overly complex models.
Bias is the error introduced by approximating a real-world problem, leading to underfitting.
Variance is the error introduced by modeling the noise in the training data, leading to overfitting.
High bias can cause a model to miss relevant relationships between features and target variable.
High variance can cause a model to ...
- Q2. Parametric vs non parametruc model
- Ans.
Parametric models make strong assumptions about the form of the underlying data distribution, while non-parametric models do not.
Parametric models have a fixed number of parameters, while non-parametric models have a flexible number of parameters.
Parametric models are simpler and easier to interpret, while non-parametric models are more flexible and can capture complex patterns in data.
Examples of parametric models inc...
Skills evaluated in this interview
Hacker Rank Test that was not much hard
(2 Questions)
- Q1. Basics of python, SQL and pyspark
- Q2. Projects written in the resume
(2 Questions)
- Q1. On databricks architecture
- Q2. Previous project experience
I applied via LinkedIn and was interviewed in Apr 2024. There were 3 interview rounds.
Aptitude test, basic maths and LR
SQL and Visualisation related
(1 Question)
- Q1. Asked for details after qualifying in test
Interview Preparation Tips
Easy and moderate level question
Given a relevant topic and discussion on it
(2 Questions)
- Q1. Introducd yourself
- Q2. Why do you want to join us
I applied via Walk-in and was interviewed in Aug 2022. There were 2 interview rounds.
(7 Questions)
- Q1. What is your Qualification
- Q2. What's your expectation regarding your Salary
- Q3. What is your family background
- Q4. How old are you are you twenty years old
- Q5. What is your highest qualification
- Q6. Is your brother working
- Q7. If so Work From Home
Interview Preparation Tips
Selected
I was interviewed before May 2022.
(2 Questions)
- Q1. Pivot table in excel
- Ans.
Pivot table is a data summarization tool in Excel.
Pivot table allows users to summarize and analyze large datasets.
It can be used to group data by categories, calculate totals, and create custom calculations.
Users can easily change the layout of the table to view data in different ways.
Pivot table is a powerful tool for data analysis and reporting.
Example: A sales manager can use pivot table to analyze sales data by re
- Q2. How to count data in excel
- Ans.
To count data in Excel, use the COUNT function or select the data and look at the status bar.
Use the COUNT function to count the number of cells that contain numbers or dates
Use the COUNTA function to count the number of cells that are not empty
Select the data and look at the status bar to see the count of selected cells
Use the COUNTIF function to count cells that meet a specific criteria
Interview Preparation Tips
Skills evaluated in this interview
I applied via Job Fair and was interviewed in May 2024. There were 2 interview rounds.
(1 Question)
- Q1. SQL query for root,leaf and other nodes Spark Optimizations Python Coding questions
(1 Question)
- Q1. About Project,Spark Questions, Optimizations, OOPS Concept. SQL Questions
Reasoning and aptitude questions were asked
(1 Question)
- Q1. Interview was around python programming and team fitment
Interview Questionnaire
1 Question
- Q1. Situation based question on experience
Interview Preparation Tips
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