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Morningstar Data Scientist Interview Questions and Answers
Morningstar Data Scientist Interview Experiences
1 interview found
Anonymous
Selected
I applied via Company Website and was interviewed before Aug 2023. There were 2 interview rounds.
(2 Questions)
- Q1. What is Bert and transformer
- Ans.
Bert and transformer are models used in natural language processing for tasks like text classification and language generation.
Bert (Bidirectional Encoder Representations from Transformers) is a transformer-based model developed by Google for NLP tasks.
Transformer is a deep learning model architecture that uses self-attention mechanisms to process sequential data like text.
Both Bert and transformer have been widely use...
- Q2. NLP pre processing techniques
- Ans.
NLP pre processing techniques involve cleaning and preparing text data for analysis.
Tokenization: breaking text into words or sentences
Stopword removal: removing common words that do not add meaning
Lemmatization: reducing words to their base form
Normalization: converting text to lowercase
Removing special characters and punctuation
(2 Questions)
- Q1. Basic questions
- Q2. Strength weakness
Skills evaluated in this interview
Interview questions from similar companies
Selected
I applied via Naukri.com and was interviewed in May 2024. There were 2 interview rounds.
(3 Questions)
- Q1. SQL Window functions
- Q2. Excel computed fields in pivot tables
- Ans.
Excel pivot tables allow users to create computed fields using formulas.
In Excel pivot tables, computed fields are created by adding a new field with a formula.
Formulas can be simple arithmetic operations or more complex calculations.
Computed fields can be used to perform calculations on existing data in the pivot table.
Examples: calculating profit margin by dividing revenue by cost, calculating average sales per month
- Q3. Difference in precision and recall
- Ans.
Precision is the ratio of correctly predicted positive observations to the total predicted positives, while recall is the ratio of correctly predicted positive observations to the all observations in actual class.
Precision focuses on the accuracy of positive predictions, while recall focuses on the proportion of actual positives that were correctly identified.
Precision = TP / (TP + FP)
Recall = TP / (TP + FN)
Example: In...
(2 Questions)
- Q1. About past experience
- Q2. Past project details
Skills evaluated in this interview
I applied via Recruitment Consulltant and was interviewed before Nov 2021. There were 2 interview rounds.
(2 Questions)
- Q1. Hedge Fund accounting : Accrual accounting Entries , Equities , bonds & type of funds & derivatives
- Q2. Nav impacts , securities calculation
Interview Preparation Tips
I applied via Referral and was interviewed before Dec 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Technical questions on corporate actions, call and put options, crystallization process
Interview Preparation Tips
I applied via Recruitment Consultant and was interviewed in Jul 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Data manipulation using pandas and SQL
- Ans.
Data manipulation using pandas and SQL
Pandas is a Python library used for data manipulation and analysis
SQL is a language used for managing relational databases
Pandas can read data from SQL databases using the read_sql() function
Data can be filtered, sorted, grouped, and aggregated using pandas functions
SQL queries can be executed using pandas' read_sql_query() function
Interview Preparation Tips
Skills evaluated in this interview
(1 Question)
- Q1. Sections of Companies Act
- Ans.
The Companies Act contains various sections that govern the functioning of companies.
The Companies Act typically includes sections related to incorporation, management, accounts, audit, and winding up of companies.
For example, Section 2 of the Companies Act defines important terms used throughout the legislation.
Section 149 deals with the appointment and qualification of directors.
Section 185 restricts certain types of...
(1 Question)
- Q1. Minutes of the board meeting
(1 Question)
- Q1. Technical.purely
(1 Question)
- Q1. Purely tech..and then you present a dashboard on power bi
(2 Questions)
- Q1. What is capital market
- Ans.
Capital market is a financial market where long-term debt or equity-backed securities are bought and sold.
Capital market facilitates the buying and selling of long-term financial instruments such as stocks and bonds.
It helps companies raise capital by issuing stocks or bonds to investors.
Investors can buy and sell securities in the capital market to earn returns on their investments.
Examples of capital market include s...
- Q2. Tell me about yourself
Interview Preparation Tips
Selected
I appeared for an interview in Aug 2024.
(2 Questions)
- Q1. What is private equity
- Ans.
Private equity is a type of investment where funds are raised from institutional and high-net-worth investors to acquire equity ownership in companies.
Private equity firms raise capital from investors to acquire ownership stakes in companies
They aim to improve the performance of the acquired companies and eventually sell them for a profit
Private equity investments are typically long-term and involve active management o...
- Q2. Journal entries
(2 Questions)
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- Q2. NANANANANANANANANA
(2 Questions)
- Q1. NANANANAANANANA
- Q2. NANANANANANANANANANA
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Morningstar Interviews By Designations
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Morningstar Data Scientist Interview Process
based on 1 interview
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Morningstar Data Scientist Reviews and Ratings
based on 2 reviews
Rating in categories
|
Data Research Analyst
1.5k
salaries
|  ₹1.6 L/yr - ₹8.1 L/yr |
|
Research Associate
647
salaries
| ₹3 L/yr - ₹7.5 L/yr |
|
Senior Data Research Analyst
596
salaries
| ₹3.5 L/yr - ₹8.5 L/yr |
|
Software Engineer
319
salaries
| ₹6.6 L/yr - ₹18 L/yr |
|
Senior Research Associate
318
salaries
| ₹3.9 L/yr - ₹10.4 L/yr |
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