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Basic Leetcode Questions
IF-IDF stands for Inverse Document Frequency - Term Frequency. It is used in information retrieval to measure the importance of a term in a document.
IF-IDF is a numerical statistic that reflects how important a word is to a document in a collection or corpus.
It is calculated by multiplying the term frequency (TF) by the inverse document frequency (IDF) of the term.
IF-IDF helps in identifying the most relevant words in ...
Machine learning model is a type of artificial intelligence that allows computers to learn from data and make predictions or decisions.
Machine learning models are trained on large datasets to identify patterns and relationships.
There are different types of machine learning models such as supervised, unsupervised, and reinforcement learning.
Supervised learning models are trained on labeled data to make predictions on ne...
I applied via Referral and was interviewed before May 2023. There were 2 interview rounds.
I applied via Approached by Company and was interviewed before Nov 2023. There were 2 interview rounds.
It was basic with puzzles and sql
Case study about a pharma company entering a new market, customer segmentation and also past projects discussion.
I applied via Campus Placement and was interviewed in Jun 2024. There were 2 interview rounds.
Simple Aptitude questions, Data interpretation and verbal
The candidate is asked to code in SQL and Python at a moderate level.
Use SQL to query data from databases
Use Python to manipulate and analyze data
Practice writing SQL queries and Python scripts
I applied via Campus Placement
1 hour aptitude test
I applied via Campus Placement and was interviewed in Feb 2021. There was 1 interview round.
Estimating the number of WhatsApp users worldwide requires a combination of data sources and statistical methods.
Collect data from WhatsApp's official reports and announcements
Use third-party analytics tools to estimate user numbers
Analyze demographic and geographic trends to extrapolate global user numbers
Consider factors such as population growth and smartphone adoption rates
Compare with similar messaging apps to val
I will start by understanding the data source and its quality, then clean and preprocess the data before performing exploratory data analysis.
Understand the data source and its quality
Clean and preprocess the data
Perform exploratory data analysis
Identify patterns and trends in the data
Use statistical methods to analyze the data
Visualize the data using graphs and charts
Iterate and refine the analysis as needed
posted on 4 May 2023
I applied via Job Portal and was interviewed before May 2022. There were 3 interview rounds.
Python technical questions
Basic HR questions like background , why should i hire you
posted on 11 Mar 2024
I applied via Recruitment Consulltant and was interviewed before Mar 2023. There were 4 interview rounds.
Program for binary search
Custom registry in IBM Websphere allows users to define their own user repositories for authentication and authorization.
Custom registry can be configured in the security.xml file of the Websphere application server.
Users can define their own LDAP servers, databases, or custom Java classes as user repositories.
Custom registry provides flexibility in integrating with different authentication and authorization systems.
Ex...
posted on 3 May 2024
I applied via LinkedIn and was interviewed before May 2023. There were 3 interview rounds.
Research specific questions, Company based case studies
based on 3 interviews
Interview experience
based on 10 reviews
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GfK MODE