PaySafe India Interview Questions and Answers

Q1. Details about any one product on which I had worked in my past organisation.
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Q1. Explain a typical Payment flow.
Ans. 
Payment flow involves initiation, authorization, processing, and settlement of a financial transaction.
• Initiation: Customer places an order and selects payment method.

• Authorization: Payment gateway verifies funds availability and approves the transaction.

• Processing: Payment details are sent to the acquiring bank for processing.

• Settlement: Funds are transferred from customer's account to merchant's account.

• Confirmation:...read more
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Dp problem
- submatrix with maximum sum

Q1. Zig zag traversal of tree All permutation and combination of numbers in a given array
Ans. 
Implement zig zag traversal of a tree and generate all permutations of numbers in a given array.
• For zig zag traversal of a tree, use a queue or stack to keep track of nodes at each level and alternate the direction of traversal.

• To generate all permutations of numbers in an array, use backtracking or recursion to explore all possible combinations.

• Consider using a HashSet to avoid duplicate permutations.
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Was given couple of scenarios and has been asked to write code for same and explain it later.

Q1. Explain about how did you solve scenario in round 1, and why you used that approach.
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