American Express Collections Executive Interview Questions and Answers

Q1. Why are you looking for a change?
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Q1. Be well prepared for technical round as this will be a make or break for you
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Round duration - 90 minutes
Round difficulty - Medium

It was a cumulative test

Q1. 
Trapping Rainwater Problem Statement
You are given an array ARR of long type, which represents an elevation map where ARR[i] denotes the elevation of the ith bar. Calculate the total amount of rainwater t...read more
Ans. 
Calculate the total amount of rainwater that can be trapped within given elevation map.
• Iterate through the array to find the maximum height on the left and right of each bar.

• Calculate the amount of water that can be trapped above each bar by taking the minimum of the maximum heights on the left and right.

• Sum up the trapped water above each bar to get the total trapped water for the elevation map.
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Round duration - 90 minutes
Round difficulty - Medium

It was sophisticated in nature and a good brain buster.

Q1. 
Candies Distribution Problem Statement
Prateek is a kindergarten teacher with a mission to distribute candies to students based on their performance. Each student must get at least one candy, and if two s...read more
Ans. 
Determine the minimum number of candies needed to distribute to students based on their performance and ratings.
• Iterate through the array of student ratings and assign 1 candy to each student initially.

• Then iterate from left to right and check if the current student's rating is higher than the previous student, if so, assign candies accordingly.

• Similarly, iterate from right to left to handle cases where the current stu...read more
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Round duration - 1 hour
Round difficulty - Medium

Q1. DBMS
It revolved around basic concepts
Ans. 
DBMS is a software system that manages databases and allows users to interact with data stored in them.
• DBMS stands for Database Management System

• It helps in creating, updating, and managing databases

• Examples of DBMS include MySQL, Oracle, SQL Server

• It ensures data integrity, security, and efficient retrieval
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Round duration - 70 minutes
Round difficulty - Hard

It was a great experience

Q1. What are the types of derivatives?
Ans. 
Derivatives are financial instruments that derive their value from an underlying asset or security.
• Types of derivatives include futures, options, swaps, and forwards.

• Futures are contracts to buy or sell an asset at a predetermined price and date.

• Options give the buyer the right, but not the obligation, to buy or sell an asset at a predetermined price and date.

• Swaps involve exchanging cash flows based on different finan...read more
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