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I applied via Campus Placement and was interviewed in May 2024. There were 4 interview rounds.
1 dsa question 2 sql queries questions on data analysis
Using window functions in SQL to perform calculations within a specific subset of data.
Window functions are used to perform calculations across a set of rows related to the current row.
Common window functions include ROW_NUMBER(), RANK(), DENSE_RANK(), and NTILE().
Example: SELECT employee_id, salary, AVG(salary) OVER (PARTITION BY department_id) AS avg_salary FROM employees;
Simple DSA along with data science topics
Top trending discussions
Hackerrank - SQL and Statistics
How to make a regression model
False positive and false negative are terms used in data analysis to describe errors in classification models.
False positive refers to a situation where a test result incorrectly indicates the presence of a condition or attribute.
False negative refers to a situation where a test result incorrectly indicates the absence of a condition or attribute.
In medical field, false positive can occur when a healthy person is wrong...
I applied via Job Portal and was interviewed in Mar 2024. There were 2 interview rounds.
Quant,Logical Reasoning
Simple Aptitude and Case study
I was interviewed in Apr 2017.
I applied via Campus Placement and was interviewed in Dec 2016. There were 4 interview rounds.
I have 3 years of experience in analytics, working with various tools and techniques.
Worked with SQL, Python, and R for data analysis and visualization
Developed predictive models using machine learning algorithms
Collaborated with cross-functional teams to provide insights and recommendations
Presented findings to stakeholders and executives
Experience in A/B testing and experimentation
Worked with large datasets and data ...
I applied via Campus Placement
My CGPA is low because I focused more on gaining practical experience through internships and projects.
I prioritized gaining practical experience over theoretical knowledge
I took up internships and projects to gain hands-on experience
I believe practical experience is more valuable than just academic grades
I applied via Campus Placement
I have experience in data analysis, machine learning, and statistical modeling.
Worked as a data analyst at XYZ company for 2 years
Developed predictive models using machine learning algorithms
Conducted statistical analysis on large datasets
Completed a Master's degree in Data Science from ABC University
Low CPI may be due to various factors such as low demand, high competition, or ineffective marketing strategies.
Low demand for the product or service
High competition in the market
Ineffective marketing strategies
Lack of differentiation from competitors
Poor product quality or customer service
Economic downturn or recession
Changes in consumer behavior or preferences
Low CPI may indicate inefficiencies in marketing strategies or poor product quality.
Low CPI can be caused by ineffective targeting of ads to the right audience.
It can also be due to poor product quality or lack of demand for the product.
Low CPI may require a reassessment of marketing strategies and product offerings.
Examples of low CPI include unsuccessful ad campaigns or low sales numbers.
Improving CPI can lead to inc...
I applied via Company Website and was interviewed before Jan 2020. There was 1 interview round.
based on 2 interviews
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