MathCo Trainee Analyst Interview Questions, Process, and Tips

It was 1 hour test, with logical,numerical,english

Q1. Few audios will be played , and u need to repeat the sentences
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Q2. English grammer questions , and correcting the wrong statements
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Q1. Finding the missing element in the array
Ans. 
Finding the missing element in an array of strings
• Iterate through the array and check for any missing elements

• Use a hash set to keep track of elements that have been seen

• Compare the elements in the array to a reference list of all possible elements

• Example: ['apple', 'banana', 'orange', 'grape'] - missing 'kiwi'

• Example: ['red', 'blue', 'green', 'yellow'] - missing 'purple'
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Q2. About the projects mentioned in resume
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Q1. It was hr round, and few puzzles were asked
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Q2. And what do i actually expect from this job
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Aptitude mostly involves basic Apti Questions(Alegbra, PnC, Probability, Percentage) and Logical and Cognitive Question.
apart from this there will be 2 coding questions if i can recall well( it will easy-medium or medium )

Q1. Basic Interests that you have
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Q2. About the project you worked on
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Q3. Problem solving questions
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Q4. Coding questions( Prime, factorial, fibonacci)
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Q5. Suppose there are 3 students, everyone has x y and z salaries but no one is aware of each others salary. Find the avg of there salaries
Ans. 
To find the average of the salaries of 3 students with unknown salaries, add x, y, and z and divide by 3.
• Add the salaries of x, y, and z together

• Divide the total sum by 3 to find the average salary
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Basic aptitude with pseudocode and scenario-based questions

Q1. Basic grammar, speech
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Q2. A place you would like to visit
Ans. 
I would love to visit the ancient city of Petra in Jordan.
• Petra is a UNESCO World Heritage Site known for its rock-cut architecture and water conduit system.

• The Treasury and the Monastery are iconic structures in Petra.

• Exploring the narrow Siq canyon leading to the Treasury is a must-do experience.

• Learning about the history and culture of the Nabatean civilization that once inhabited Petra.

• Taking a camel ride through t
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Q1. Project based, how would u scale it further
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Q2. Sort an array of integers, find the max of two numbers using sql
Ans. 
Sorting and finding max of two numbers in an array using SQL
• Use ORDER BY to sort the array of integers

• Use LIMIT 2 to get the top two numbers

• Use MAX function to find the maximum of the two numbers
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Q1. Introduction, scenario-based
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Q2. What do u know about the company, what's ur goal 3 years down the line
Ans. 
I know that the company is a leading financial services firm with a strong reputation. My goal in 3 years is to become a Senior Analyst and contribute significantly to the company's success.
• The company is a well-established financial services firm known for its expertise in analytics and market research.

• They have a strong reputation for providing innovative solutions to clients and maintaining high standards of profess...read more
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Aptitude, verbal ,Pseudo-code, reasoning

Q1. 1) How are you updated about current changes in technology 2)Is it possible to have different datatypes in an array 3)Difference btw list and tuple 4)Challenges faced while doing the project. 5)Why wa...read more
Ans. 
Answering questions related to technology, project management, and programming concepts in an interview for Trainee Analyst position.
• Stay updated on technology changes through online resources, tech blogs, forums, and attending workshops/seminars.

• Yes, it is possible to have different data types in an array in programming languages like Python.

• List is mutable (can be changed) while tuple is immutable (cannot be changed)...read more
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Q1. 1)SQL/Python based puzzle output 2)Which position do you see in 10 years 3)What in your technical skills is ur favourite subject. 4)Did u do any applied Python projects 5)Type of questions you are expert i...read more
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