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MathCo Intern Interview Questions and Answers
MathCo Intern Interview Experiences
1 interview found
Anonymous
Verbal reasoning quewstions
(2 Questions)
- Q1. Technical and programming related questions
- Q2. About the resume
Interview Preparation Tips
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I applied via Campus Placement and was interviewed in Jun 2024. There were 3 interview rounds.
It is quite easy.topics like train speed and time , profit loss and work hour energy problems
Coding will be based on DSA .In depth graphs and trees would been asked
(4 Questions)
- Q1. Given a question regarding patterns
- Q2. Explain about os
- Q3. Some SQL commands
- Q4. Explain system calls
Interview Preparation Tips
- DSA
- SQL
A basic dynamic programming question similar to the "pick or not pick" problem.
(1 Question)
- Q1. Dsa questions cs fundamentals resume based questions
Interview Preparation Tips
I applied via Company Website and was interviewed in Oct 2023. There were 3 interview rounds.
2 DSa questions + cs fundamentals mcq
(2 Questions)
- Q1. System design e-commerce
- Q2. SRE fundamentals
(1 Question)
- Q1. Managerial round, resume, work experience and stuff
Selected
I applied via Recruitment Consulltant and was interviewed in Jul 2023. There were 2 interview rounds.
(1 Question)
- Q1. Java related code snippets based mcq around 30 questions
(2 Questions)
- Q1. Core java concepts and sql and basic coding questions
- Q2. Non prime numbers coding question continue , break difference polymorphism exception handling
Selected
I applied via Campus Placement and was interviewed before Mar 2023. There were 5 interview rounds.
Basic math problems and English related questions
Write a program to give out the final score in a cricket match where number of deliveries will be the input and in a ball a batsman ca score either 1,0 or 2.
(2 Questions)
- Q1. Write a program to separate strong for special characters
- Ans.
Program to separate strong for special characters in an array of strings
Iterate through each string in the array
For each string, iterate through each character
Check if the character is a special character and separate it into a new string if it is
- Q2. General question about personal projects
(2 Questions)
- Q1. Questions about OOPs concept
- Q2. What is Function overloading and overriding?
- Ans.
Function overloading is having multiple functions with the same name but different parameters. Function overriding is redefining a function in a subclass.
Function overloading allows multiple functions with the same name but different parameters.
Function overriding involves redefining a function in a subclass with the same name and parameters as in the superclass.
Example of function overloading: int add(int a, int b) an...
(1 Question)
- Q1. General question on extra activities in the resume
Skills evaluated in this interview
3 questions 1st was dsa 2nd was rest api and 3rd was sql query based on hackerearth ,
(1 Question)
- Q1. Linked list, lis/dp java oops concepts database
Interview Preparation Tips
I applied via Company Website and was interviewed before Mar 2023. There was 1 interview round.
Aptitude, analytical, abstract reasoning, numerical ability, critical thinking, speaking skills
Interview Questionnaire
3 Questions
- Q1. There are 1 million random numbers and 1 number is missing find the missing number
- Ans.
Find the missing number from 1 million random numbers.
Calculate the sum of all numbers from 1 to 1 million using the formula n(n+1)/2
Calculate the sum of all the given numbers
Subtract the sum of given numbers from the sum of all numbers to get the missing number
- Q2. Algorithm and complexities
- Q3. Basic technical questions
Skills evaluated in this interview
I was interviewed in Feb 2017.
Interview Questionnaire
4 Questions
- Q1. Everything related to previous projects.
- Q2. Normalization of database to BCNF
- Ans.
Normalization to BCNF ensures that every non-trivial functional dependency is satisfied.
Identify all functional dependencies
Eliminate partial dependencies
Eliminate transitive dependencies
Ensure every determinant is a candidate key
- Q3. Difference between 'having' clause and 'where' clause in MySQL
- Ans.
HAVING clause is used with GROUP BY to filter groups, WHERE clause is used to filter rows.
HAVING clause is used with GROUP BY clause to filter groups based on aggregate functions.
WHERE clause is used to filter rows based on conditions.
HAVING clause is used after GROUP BY clause, while WHERE clause is used before GROUP BY clause.
HAVING clause can use aggregate functions, while WHERE clause cannot.
Example: SELECT categor...
- Q4. DBMS queries
Interview Preparation Tips
Experience: It was 1-to-1 interview where I was asked about the previous projects first. They have asked everything about the project, from why we chose the technology we chose and how we implemented it.
Tips: Can't give much tips as I have not faced many interviews myself, but as far as internship interviews go, they require candidates who are willing to learn. You don't need to convince them that you know everything, as the basic understanding of the subject and willingness to learn will do just fine.
Round: Test
Duration: 20 minutes
Total Questions: 25
College Name: PDPM IIITDM, Jabalpur
Skills evaluated in this interview
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