MasterCard SQL Developer Interview Questions and Answers

• Q1. Merge two sorted linked lists
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• Q2. Check if paranthesis are balanced or not
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• Q1. Right view of a Binary Search tree
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• Q2. Few javascript questions on how to parse a json object without using inbuilt libraries.
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• Q1. Java threads concepts and its usage
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• Q2. Data structures problems and design quentions
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• Q1. Closures, setTimeout, Eventloop in javascript
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• Q2. How to center a div in css3
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• Q3. Call , bind and apply functions in javascript
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There was a very basic aptitude test ,but time was very low.

For round 2 there were given 2 questions which were very easy, any beginner programmer can do it.

• Q1. During the interview I was asked about my hobbies my projects and a bit about dsa
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• Q2. About Hobbies like photography and studds
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• Q3. ABout basic dsa like stack queue
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• Q4. About my projects
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• Q1. They have asked Backed related question for a ui role.
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• Q2. Mostly project related question
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I have to write code for a load balancer. The code should be testable and imahoild be thread safe

5 MCQ questions, and 1 coding question similar to Leetcode medium-hard level (topic-greedy).

• Q1. Basic DSA questions related to strings, linkedlists, binary search etc.
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• Q2. Questions related to resume
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1 hr , 3 sum leetcode question

• Q1. Solve code snippets
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