What machine learning model would you use to classify fraudulent transactions on credit cards?
Data Interview Questions
132,929 data interview questions shared by candidates
Tell a time when you had to persuade a time.
One of the questions from the second behavioral interviews: "Tell us about a time (job-related) when you made an unpopular decision, and despite everybody's doubts, your decision turned out to be the right one."
Explain this call-center process on the sheet in front of you and potential improvements that can be made.
Prepare 6-7 situations for behavioral questions and be flexible if they questions is not asked in the way as you are prepared. Try to find the character they asked from your prepared examples. Cases are easy, if you make mistake and feel your answer is awkward, ask for help and modify your calc. I did make a mistake. It was a typo carried to next step's calc. And I found out and asked for help, and found out what's wrong with the formula I wrote.
What skills do you process to be successful in this role?
Are you willing to work weekends and in the downtown client office which requires you to pay for your own parking?
If you can build a perfect (100% accuracy) classification model to predict some customer behavior, what will be the problem in application?
When you have a time series data by monthly, it has large data records, how will you find out significant difference between this month and previous month
You searched for any website in your browser for example "www.google.com" and you couldn't able to reach the site, then what might be the problem?
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