MathWorks Interview Questions, Process, and Tips

Round duration - 90 mins
Round difficulty - Medium

- timing was 5:00 AM in the morning
- 2 coding questions and 10 MCQ
- MCQ tested variety of concepts like Database management, OOPS, pointers and C

Q1. 
Car Pooling Capacity Problem
You are a cab driver with a car that initially has 'C' empty seats. The car moves in a straight line towards the forward direction only. Your job is to determine if it is poss...read more
Ans. 
Build an array add the number at entry index and subtract the number at exit index. after constructing the array, make 2 variables max and cur. cur stores the maximum sum of currently and max stores the maximum sum encountered till now.
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Q2. 
Distance To Nearest 1 in a Binary Matrix Problem
Given a binary matrix MAT containing only 0s and 1s of size N x M, find the distance of the nearest cell containing 1 for each cell in the matrix.
The dis...read more
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This is solved by an algorithm called multisource bfs, add all the land cells in a queue then apply bfs to find shortest distance of all water cells.
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Round duration - 30 mins
Round difficulty - Easy

Round was technical + HR round

Q1. Tell me about your project, its utility, the problems you faced, and any general HR questions you encountered.
Ans. 
Tip 1 : be confident while speaking
Tip 2 : Don't take it as an interview take it as a conversation
Tip 3 : When the interviewer asks if you have any questions, never say no always ask something
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Q1. Stack implementation, shared pointer, C++ basics
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Q1. Project related questions
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Create 3 classes. First one is 'Number' which support 3 operations: display, '+'. '=='
1. display : Shows the number in original format
2. + : Add the number itself with another.
3. == : check if two numbers are equal.

The other 2 classes are 'Integer' and 'Fraction'. Both class should support each operations.

Q1. Write a code to merge two sorted linked list.
Ans. 
Code to merge two sorted linked lists.
• Create a new linked list to store the merged list

• Compare the first nodes of both lists and add the smaller one to the new list

• Move the pointer of the list with the smaller node to the next node

• Repeat until one of the lists is empty, then add the remaining nodes of the other list to the new list

• Return the new merged list
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Q1. Basic questions about technical background in brief and about the projects worked on?
Ans. Depending on profile and technology provide brief idea about the problem statement what technology was used and how the problem was solved
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Q1. Technical questions based on projects i worked on?
Ans. Had to create a presentation describing the technical details about the projects i worked on and then question were asked based on the project details
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Q1. About myself as i person how i am?
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Q1. The test was for 90 minutes with 50 questions in Hackerrank. It contained one Technical (major) round and one coding round. Technical round consisted 20 questions from embedded systems, control system and ...read more
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GD was for around 30 minutes. Each group contains around 6-7 people. The topic given to us was "Pursuing Higher Education Vs. Doing Job after Bachelors". Each one of us were given 2 minutes to speak on the topic. And after everyone finishes, we need to conclude by discussing in the group for 5 minutes.

Q1. (1-1 round); It was for around 15-30minutes. Basic HR questions; Details about Projects/Interns in Resume were asked
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Q1. (1-1 Round) It was for 15-20minutes. Again basic ques from resume; Challenges while doing intern/projects and how did you overcome; Extra curriculars
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Q1. (1-1 Round) It was for around 1.5 hours(90-120mins) .This is the last round. Questions from Digital circuits, Control Systems, Communication systems, Network analysis,Signals and systems and Analog circuit...read more
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