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I applied via Referral and was interviewed in Dec 2024. There were 4 interview rounds.
Lag is a delay in a process, while lead is an acceleration or advancement.
Lag refers to a delay in a process or activity, where there is a gap between the desired outcome and the actual outcome.
Lead refers to an acceleration or advancement in a process, where the desired outcome is achieved before the actual outcome.
For example, in project management, lag time is the delay between the completion of one task and the sta...
Rank, Dense_Rank, and Row_Number are functions used in SQL to assign a ranking to rows in a result set.
Rank assigns a unique rank to each row based on the specified column values.
Dense_Rank assigns a unique rank to each row without any gaps, even if there are ties.
Row_Number assigns a unique sequential integer to each row in the result set.
Example: If we have a table of students with their scores, Rank would assign ran...
E-commerce platform is a website or application where businesses sell products or services online.
E-commerce platforms allow businesses to create online stores to showcase and sell their products.
Customers can browse products, add them to cart, and make payments online through secure payment gateways.
Popular e-commerce platforms include Shopify, WooCommerce, Magento, and BigCommerce.
I like the convenience, variety of products, and personalized recommendations on e-commerce websites. I dislike slow loading times, hidden fees, and lack of customer service.
Convenience of shopping from home
Wide variety of products available
Personalized recommendations based on browsing history
Slow loading times can be frustrating for users
Hidden fees during checkout process can lead to dissatisfaction
Lack of responsiv...
Implemented CRM system for a company, faced challenges with data migration and user adoption.
Managed data migration from legacy systems to new CRM platform
Provided training and support to employees to ensure successful adoption
Addressed technical issues and customized CRM features to meet company's needs
Tata Digital interview questions for popular designations
Developed a machine learning model to predict customer churn for a telecom company.
Collected and cleaned customer data including demographics, usage patterns, and customer service interactions.
Used various machine learning algorithms such as logistic regression, random forest, and XGBoost to build and evaluate the model.
Identified key factors contributing to customer churn such as contract length, monthly charges, and ...
A recommendation system can be built using collaborative filtering, content-based filtering, or hybrid approaches.
Collect and preprocess data on user preferences and item attributes
Implement collaborative filtering by recommending items based on user behavior and preferences
Utilize content-based filtering by recommending items similar to those previously liked by the user
Consider hybrid approaches that combine collabor...
Get interview-ready with Top Tata Digital Interview Questions
Design a survey platform like Survey Monkey
Allow users to create custom surveys with various question types
Provide options for users to distribute surveys via email, social media, or website links
Include analytics tools to track responses and generate reports
Ensure user-friendly interface for both survey creators and respondents
DSA stands for Data Structures and Algorithms. One commonly used data structure is an array.
DSA is essential for solving complex problems efficiently.
Data structures like arrays, linked lists, trees, graphs, etc., are used to store and manipulate data.
Algorithms are used to perform operations on these data structures.
Implementing an array involves creating a fixed-size collection of elements of the same type.
Example: I
I applied via Campus Placement
1:30 hrs 3 dsa questions
I applied via Campus Placement and was interviewed in Mar 2024. There was 1 interview round.
Basic Python and Linux Command Line Questions
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The duration of Tata Digital interview process can vary, but typically it takes about less than 2 weeks to complete.
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