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I applied via Cuvette and was interviewed before Oct 2023. There were 4 interview rounds.
Multiple Choice Questions related with General Aptitude (Clock, Data Interpretation, Time and Distance, Non-verbal Reasoning), Statistics (probability), Programming (loops, syntax), Fundamentals of Machine Learning, Basics of DBMS and SQL
3 programming questions.
Easy to Medium of LeetCode.
Related with string manipulation, sliding window and one medium question on graph.
Time duration: 2hrs
I am a data science enthusiast with a strong background in statistics and machine learning.
Completed a Bachelor's degree in Statistics
Proficient in programming languages like Python and R
Experience with data visualization tools such as Tableau
Completed projects involving predictive modeling and data analysis
Convolution operation is a mathematical operation that combines two functions to produce a third function.
Convolution involves sliding one function over another and multiplying the overlapping values at each position.
It is commonly used in image processing and signal processing to extract features.
In deep learning, convolutional neural networks use convolution operations to learn spatial hierarchies of features.
Developed a machine learning model to predict customer churn for a telecom company.
Used Python and scikit-learn library for data preprocessing and model building
Performed feature engineering to create new variables for better prediction
Evaluated model performance using metrics like accuracy, precision, recall
Implemented the model in a production environment for real-time predictions
Implement a function to find the maximum product of two integers in an array.
Iterate through the array and keep track of the two largest and two smallest integers.
Calculate the products of the largest and smallest integers and return the maximum product.
I am a data science enthusiast with a strong background in statistics and machine learning.
Background in statistics and machine learning
Passionate about data science
Experience with data analysis tools like Python and R
Company is a leading data analytics firm specializing in providing insights for businesses.
Specializes in data analytics for businesses
Provides insights to help businesses make informed decisions
Known for innovative solutions in the field of data science
I am impressed by your innovative projects and collaborative work culture.
I admire your company's commitment to using data science for social good.
I am excited about the opportunity to work with cutting-edge technology and talented professionals.
Your company's reputation for fostering growth and learning aligns with my career goals.
No, compromising project quality is not an option even if the deadline is approaching.
Quality should never be compromised as it reflects the professionalism and credibility of the work.
Instead of compromising quality, it is better to communicate with the team and stakeholders to find alternative solutions.
Prioritize tasks, optimize processes, and work efficiently to meet the deadline without sacrificing quality.
Seek he...
I learn new technologies through online courses, tutorials, hands-on projects, and collaborating with peers.
Enroll in online courses on platforms like Coursera, Udemy, or edX
Follow tutorials on websites like Medium, YouTube, or official documentation
Work on hands-on projects to apply new technologies in real-world scenarios
Collaborate with peers through hackathons, coding meetups, or online forums
Stay updated with indu...
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I was interviewed in Mar 2017.
I believe the recruiting process is thorough and well-organized.
The company uses a combination of resume screening, interviews, and assessments to evaluate candidates.
They have a clear timeline for the hiring process and keep candidates informed of their progress.
Feedback is provided to candidates after interviews to help them improve for future opportunities.
I applied via Naukri.com and was interviewed in Sep 2022. There were 3 interview rounds.
SQL test has been conducted nearer to 12-15 questions.
I applied via Campus Placement and was interviewed in Mar 2024. There were 2 interview rounds.
60 minutes 60 questions
I applied via Campus Placement and was interviewed in Nov 2023. There were 2 interview rounds.
It was a 3 hour test with 144 questions
I applied via Campus Placement and was interviewed in Jul 2023. There were 5 interview rounds.
Multiple sections on cognitive ability, quant and logical reasoning.
1 coding question
Easy
50% went to next round
UNION combines and removes duplicates, UNION ALL combines without removing duplicates.
UNION merges the results of two or more SELECT statements and removes duplicates.
UNION ALL merges the results of two or more SELECT statements without removing duplicates.
UNION is slower as it has to remove duplicates, while UNION ALL is faster.
Example: SELECT column1 FROM table1 UNION SELECT column1 FROM table2;
Example: SELECT column...
SQL commands include SELECT, INSERT, UPDATE, DELETE, CREATE, and DROP.
SELECT: retrieves data from a database
INSERT: adds new records to a table
UPDATE: modifies existing records in a table
DELETE: removes records from a table
CREATE: creates a new table, view, or index
DROP: deletes a table or index
I applied via Company Website and was interviewed before Feb 2023. There were 3 interview rounds.
Online platform,
SQL coding
I applied via Referral and was interviewed in Aug 2022. There were 4 interview rounds.
Most questions were based on profit/loss and coding Questions are simple
Gave us topic on how education is important in our life
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