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Cognitio Analytics Senior Data Analyst Interview Questions and Answers
Cognitio Analytics Senior Data Analyst Interview Experiences
1 interview found
Sumit Kumar
Selected
I applied via Recruitment Consulltant and was interviewed before Oct 2023. There were 4 interview rounds.
(1 Question)
- Q1. Focus on SQL, basic python and some logical reasoning
(1 Question)
- Q1. Escalating technicalities to another level. Learn data pre processing tools, data visualization tools like tableau or power BI, etc.
Have some understanding about domain that you are going to work on after getting selected.
(1 Question)
- Q1. Fit round. HR will possibly try to find out any gap between your values or mission and company's culture
Interview questions from similar companies
I applied via Walk-in and was interviewed in May 2021. There was 1 interview round.
Interview Questionnaire
2 Questions
- Q1. Order of filter operations in tableau
- Ans.
The order of filter operations in Tableau is important for accurate results.
Tableau applies filters in the order they are listed in the Filters shelf.
Filters are applied before calculations, so the order can affect the results of calculations.
The order can be changed by dragging and dropping filters in the Filters shelf.
Context filters are applied before other filters, so they can affect the order of operations.
- Q2. Bins vs groups
- Ans.
Bins and groups are both methods of categorizing data, but bins are used for continuous data while groups are used for categorical data.
Bins are used to group continuous data into intervals or ranges.
Groups are used to categorize data based on a specific attribute or characteristic.
Bins are commonly used in histograms and frequency distributions.
Groups are commonly used in cross-tabulations and contingency tables.
Bins ...
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Sep 2023. There were 3 interview rounds.
90-minute assessment round with general aptitude, verbal, logical reasoning and coding questions where we had to predict the output
3 topics were discussed in 1 hour time. The HR chose one person to conclude at the end of each topic. At the end of GD, the HR asked some questions to selected students 3/4 students.
(2 Questions)
- Q1. Tell me about yourself How would you describe Data Analytics? What is Machine Learning? How can a telecom company use Data Analysis? 1 puzzle from G4G 1 basic aptitude question on profit and loss
- Q2. Predict the output of the code( 2 basic c++ and python syntax were given)
Interview Preparation Tips
- Aptitude
- Basic loop syntax
I applied via campus placement at Sri Venkateswara College of Engineering, Chennai and was interviewed before Nov 2023. There were 3 interview rounds.
Basic Aptitude (prob, )
(1 Question)
- Q1. Basic sql and exel
(1 Question)
- Q1. Tell me about your self
Senior Data Scientist Interview Questions & Answers
Primus Global Technologies
Anonymous
posted on 30 Jan 2024
(1 Question)
- Q1. Related Python Questions on Data Science
- Ans. Brush up your knowledge on pandas numpy scikitlearn
I applied via Job Portal and was interviewed in Dec 2023. There was 1 interview round.
(2 Questions)
- Q1. What projects you have done walk through
- Q2. Explain self join
Interview Preparation Tips
Selected
I applied via Naukri.com and was interviewed before Aug 2022. There were 4 interview rounds.
Easy questions related to time and work
Python code to form patterns like star or palimdrome number
(1 Question)
- Q1. How much salary you want for first year
Senior Data Scientist Interview Questions & Answers
Primus Global Technologies
Anonymous
posted on 27 Jun 2023
(2 Questions)
- Q1. Technical interview related to my projects and assignments
- Q2. Difference between supervised and unsupervised learning, k means clustering, knn, SQL joins
- Ans.
Supervised learning uses labeled data to train a model, while unsupervised learning uses unlabeled data. K-means clustering is a type of unsupervised learning algorithm. KNN is a supervised learning algorithm. SQL joins are used to combine data from multiple tables.
Supervised learning uses labeled data to train a model, while unsupervised learning uses unlabeled data
K-means clustering is a type of unsupervised learning...
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in May 2024. There was 1 interview round.
Coding problem with python and sql join queries
Interview Preparation Tips
I applied via Recruitment Consulltant and was interviewed in Sep 2022. There were 5 interview rounds.
(2 Questions)
- Q1. SQL pivots , window functions, there was one question related to duplicates removal.
- Q2. Python Excel vlookups, pandas, numpy
(1 Question)
- Q1. Machine learning topics
(1 Question)
- Q1. Probability, statistics, aptitude questions
(1 Question)
- Q1. Negotiations related to your package thats all
Interview Preparation Tips
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