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Probability is a measure of the likelihood of an event occurring.
Probability ranges from 0 (impossible) to 1 (certain)
It can be calculated by dividing the number of favorable outcomes by the total number of outcomes
Used in various fields like statistics, gambling, and risk assessment
Classification is for predicting discrete labels, while regression is for predicting continuous values.
Classification predicts categories or labels, such as spam or not spam.
Regression predicts continuous values, such as house prices or temperature.
Classification uses algorithms like logistic regression, decision trees, and support vector machines.
Regression uses algorithms like linear regression, polynomial regression
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I applied via Naukri.com and was interviewed before Feb 2021. There were 2 interview rounds.
Market related question
I applied via Indeed and was interviewed before Jun 2019. There were 4 interview rounds.
I have 3 years of experience working as a Data Analyst in the finance industry.
Analyzed financial data to identify trends and make recommendations
Created reports and dashboards using tools like Tableau and Excel
Collaborated with cross-functional teams to improve data quality and accuracy
I applied via Recruitment Consultant and was interviewed in Aug 2019. There were 5 interview rounds.
I applied via Naukri.com and was interviewed before Jan 2022. There were 4 interview rounds.
I applied via Recruitment Consulltant and was interviewed before Jan 2023. There were 2 interview rounds.
Program to check if a number is a palindrome.
Convert the number to a string to easily check for palindrome
Reverse the string and compare it with the original string
If they are the same, the number is a palindrome
Hooks are a feature in React that allow you to use state and other React features in functional components.
Hooks were introduced in React 16.8.
They allow you to use state and other React features without writing a class.
Commonly used hooks include useState, useEffect, useContext, and useReducer.
Hooks must be used at the top level of your functional component.
Example: const [count, setCount] = useState(0);
Design a high-level architecture for a software system
Identify the main components of the system
Define the interactions between the components
Consider scalability, security, and performance
Choose appropriate technologies and frameworks
Create a diagram to visualize the architecture
I applied via Approached by Company and was interviewed in Nov 2024. There was 1 interview round.
Asked a few questions regarding my experience
To delete the nth node from the end in a linked list, we can use a two-pointer approach.
Use two pointers, one to traverse the list and another to keep track of the nth node from the end.
Move the second pointer n steps ahead of the first pointer.
When the second pointer reaches the end of the list, the first pointer will be at the nth node from the end.
Adjust the pointers to delete the nth node.
I appeared for an interview before Feb 2024.
A Presentation on certain concepts.
based on 1 interview
Interview experience
Data Scientist
8
salaries
| ₹5 L/yr - ₹12.8 L/yr |
Software Engineer
3
salaries
| ₹21 L/yr - ₹30 L/yr |
Data Engineer
3
salaries
| ₹13.2 L/yr - ₹23 L/yr |
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