AmbitionBox
Interview Questions
- Reviews
- Salaries
- Interview Questions
- About Company
- Benefits
- Jobs
- Office Photos
- Community
Add office photos
Filter interviews by
Visa Data Analyst Interview Questions and Answers for Freshers
Visa Data Analyst Interview Experiences for Freshers
1 interview found
Vishwesh Dayama
(2 Questions)
- Q1. SQL Joins and remove duplicates
- Q2. Function to create a transaction bin column
- Ans.
Create a function to generate a transaction bin column based on transaction amounts.
Create bins based on transaction amounts (e.g. $0-$100, $101-$200, etc.)
Use pandas cut() function in Python to create bins
Assign bin labels to the transactions based on the bin ranges
Top trending discussions
Interview questions from similar companies
Aishwarya Mallik
Interview Questionnaire
5 Questions
- Q1. Tell me about yourself
- Ans.
I am a data analyst with experience in analyzing and interpreting complex data sets to drive business insights.
Experienced in using statistical analysis tools such as Python, R, and SQL
Proficient in data visualization tools like Tableau and Power BI
Skilled in data cleaning, data mining, and data modeling techniques
Strong problem-solving and critical thinking skills
Effective communicator and team player
Example: I have w...
- Q2. Biggest hurdle you faced during the work you did t organise the tech fest of your college
- Ans.
The biggest hurdle I faced during organizing the tech fest of my college was securing sponsorships.
Difficulty in convincing companies to sponsor the event
Limited budget for organizing a large-scale tech fest
Competition with other college events for sponsorships
Negotiating sponsorship deals and ensuring deliverables
Finding sponsors aligned with the theme and objectives of the tech fest
- Q3. Would you go for an MBA?
- Ans.
Yes, pursuing an MBA can enhance my skills and open up new career opportunities.
An MBA can provide a strong foundation in business and management principles.
It can help develop analytical and problem-solving skills.
An MBA can broaden my network and provide access to valuable connections.
It can open up leadership roles and higher-level positions in organizations.
Having an MBA can increase earning potential and job prosp...
- Q4. Reliance fresh wants to open a store in north-eastern part of India. Should it or should it not?
- Ans.
Yes, Reliance Fresh should open a store in the north-eastern part of India.
The north-eastern part of India has a growing population and increasing consumer demand.
Reliance Fresh can tap into the untapped market potential in the region.
Opening a store in the north-eastern part of India can help Reliance Fresh expand its presence and increase its market share.
Reliance Fresh can leverage its existing supply chain and dist...
- Q5. Guesstimate the number of people travelling by local metro in mumbai
- Ans.
The number of people travelling by local metro in Mumbai is estimated to be in millions.
Mumbai has a population of over 20 million people.
The local metro is a popular mode of transportation in Mumbai.
During peak hours, the metro trains are usually crowded.
The metro network in Mumbai is extensive, covering various parts of the city.
The number of daily commuters on the metro can be estimated based on population density a
Interview Preparation Tips
Experience: cpi above 7.0
Round: Test
Experience: Basic maths, shares related questions and english
Duration: 1 hour
Total Questions: 40
Round: Technical + HR Interview
Experience: Very easy round.
Skills: Aptitude, Communication, Quantitative Aptitude, Leadership Skills, Technical Skill
College Name: IIT Kanpur
AKASH KUMAR SINGH
I applied via Campus Placement and was interviewed in Dec 2016. There were 6 interview rounds.
Interview Questionnaire
4 Questions
- Q1. For this round he gave me lot of problems and asked to develop optimal algorithm to solve that. Problems were mainly on trees and number sequences
- Q2. In this round he mainly discussed my projects and asked me how these can be put to use in Paypal. He also asked some basic questions from ML
- Q3. HR round was just for formality
- Q4. Probability , question on calculating expected number of trials and puzzles
Interview Preparation Tips
Experience: The coding question was:
Given a binary string containing 0's and 1's. You can split the string such that each partition should be a exponential of 5 (1,5,25,625...). You were asked to return minimum number of partition for the given string such each partition is exponential of 5. If no such partition exists return -1.
Examples: '101101101' Ans: 3 (101, 101, 101)
'111' Ans: 3 (1,1,1)
10101 Ans: -1
Tips: For MCQ's prepare DSA, OS and Networking. For DSA you can refer to cormen
For Coding question practice on either geeksforgeeks or from any of the coding platforms like hackerrank
The shortlist was mainly dependent on coding question
Duration: 1 hour 30 minutes
Round: Puzzle Interview
Tips: Do lot of puzzles from heard on the street, -----/ , Try to search for more. It will be helpful in other interviews as well
Round: Technical Interview
Tips: Practice algorithm section from geeksforgeeks. There are lot of standard problems. The given questions were slightly modified version of standard problems
Round: Technical Interview
Tips: For this round you need to be well prepared with your projects and resume.
College Name: IIT Madras
I applied via Campus Placement and was interviewed before Feb 2019. There were 3 interview rounds.
Interview Questionnaire
4 Questions
- Q1. 1. How to choose optimum probability threshold from ROC?
- Ans.
To choose optimum probability threshold from ROC, we need to balance between sensitivity and specificity.
Choose the threshold that maximizes the sum of sensitivity and specificity
Use Youden's J statistic to find the optimal threshold
Consider the cost of false positives and false negatives
Use cross-validation to evaluate the performance of different thresholds
- Q2. 2. How to test time series trend break up?
- Ans.
To test time series trend break up, statistical tests like Augmented Dickey-Fuller test can be used.
Augmented Dickey-Fuller test can be used to check if a time series is stationary or not.
If the time series is not stationary, we can use differencing to make it stationary.
After differencing, we can again perform the Augmented Dickey-Fuller test to check for stationarity.
If there is a significant change in the mean or va...
- Q3. 3. How do you deal with senior customer when you don't have enough data?
- Ans.
Communicate transparently and offer alternative solutions.
Explain the limitations of the available data and the potential risks of making decisions based on incomplete information.
Offer alternative solutions that can be implemented with the available data.
Collaborate with the customer to identify additional data sources or explore other options to gather more data.
Provide regular updates on the progress of data collect...
- Q4. 4. Do you prefer working in clear defined goal space or where customer isn't sure what he wants?
Interview Preparation Tips
Skills evaluated in this interview
(1 Question)
- Q1. Question on sql and other stuff
(1 Question)
- Q1. Question on sql and other stuff
(1 Question)
- Q1. Question on sql and queries
Interview Preparation Tips
I applied via Referral
(2 Questions)
- Q1. Are you available to join immediately?
- Q2. What's your location preference?
I applied via LinkedIn and was interviewed in Dec 2023. There was 1 interview round.
(2 Questions)
- Q1. Discussion on linear regression and regularisation techniques
- Q2. Discussion on tree based models and measures to score the models
Interview Preparation Tips
- Regression
- Machine Learning
deep shikha Shish
Selected
I applied via Referral and was interviewed before Jul 2023. There were 2 interview rounds.
2 hours, 12th level math questions
1 hour, sql and python
sahithi reddy
Selected
I applied via LinkedIn and was interviewed before Mar 2023. There were 2 interview rounds.
(1 Question)
- Q1. What is the order of execution in sql
- Ans.
The order of execution in SQL is: FROM, WHERE, GROUP BY, HAVING, SELECT, ORDER BY.
1. FROM: Specifies the tables involved in the query.
2. WHERE: Filters the rows based on specified conditions.
3. GROUP BY: Groups the rows that have the same values into summary rows.
4. HAVING: Filters groups based on specified conditions.
5. SELECT: Selects the columns to be included in the result set.
6. ORDER BY: Sorts the result set base
(1 Question)
- Q1. How to do conditional formatting in excel
- Ans.
Conditional formatting in Excel allows users to format cells based on specified conditions.
Select the range of cells you want to apply conditional formatting to
Go to the 'Home' tab and click on 'Conditional Formatting'
Choose the desired formatting option, such as color scales, data bars, or icon sets
Set the conditions for when the formatting should be applied, such as greater than, less than, or equal to a certain valu...
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Campus Placement and was interviewed before Jul 2023. There were 4 interview rounds.
Basic questions like stats, probability etc
Scenario based question
(1 Question)
- Q1. Questions on fundamentals
(1 Question)
- Q1. General questions
Visa Interview FAQs
Tell us how to improve this page.
Visa Interviews By Designations
- Visa Software Engineer Interview Questions
- Visa Senior Software Engineer Interview Questions
- Visa Software Developer Interview Questions
- Visa Data Scientist Interview Questions
- Visa Software Engineer Intern Trainee Interview Questions
- Visa Data Engineer Interview Questions
- Visa Staff Engineer Interview Questions
- Visa Product Manager Interview Questions
- Show more
Interview Questions for Popular Designations
- Senior Data Analyst Interview Questions
- Junior Data Analyst Interview Questions
- Data Analyst Intern Interview Questions
- Data Engineer Interview Questions
- Data Research Analyst Interview Questions
- Data Scientist Interview Questions
- Data Entry Operator Interview Questions
- Associate Data Analyst Interview Questions
- Show more
Visa Data Analyst Interview Process for Freshers
based on 1 interview
Interview experience
Data Analyst Interview Questions from Similar Companies
Fast track your campus placements
Visa Data Analyst Reviews and Ratings
based on 1 review
Rating in categories
|
Senior Software Engineer
647
salaries
|  ₹14.5 L/yr - ₹44 L/yr |
|
Software Engineer
315
salaries
| ₹11 L/yr - ₹30 L/yr |
|
Staff Software Engineer
168
salaries
| ₹20 L/yr - ₹61 L/yr |
|
Senior Data Engineer
92
salaries
| ₹18 L/yr - ₹45 L/yr |
|
Senior Software Test Engineer
87
salaries
| ₹18 L/yr - ₹41.6 L/yr |
MasterCard
American Express
Paytm
Fiserv
- Home >
- Interviews >
- Visa Interview Questions >
- Visa Data Analyst Interview Questions for Fresher
