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Micron Technology
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I applied via Naukri.com and was interviewed in May 2024. There was 1 interview round.
Use Spark program to find word with maximum length in a given string
Split the string into words using space as delimiter
Map each word to its length
Find the word with maximum length using reduce operation
Use SQL pivot function to change rows into columns and vice versa
Use the PIVOT function in SQL to transform rows into columns
Use the UNPIVOT function in SQL to transform columns into rows
Example: SELECT * FROM table_name PIVOT (SUM(value) FOR column_name IN (value1, value2, value3))
Example: SELECT * FROM table_name UNPIVOT (value FOR column_name IN (value1, value2, value3))
SQL query to fetch duplicate rows in a table
Use GROUP BY and HAVING clause to identify duplicate rows
Select columns to check for duplicates
Example: SELECT column1, column2, COUNT(*) FROM table_name GROUP BY column1, column2 HAVING COUNT(*) > 1;
Repartition increases or decreases the number of partitions in a DataFrame, while coalesce only decreases the number of partitions. Clustering is used for organizing data within a partition, while partitioning is dividing data into logical units.
Repartition increases or decreases the number of partitions in a DataFrame, which can be useful for parallelism and performance optimization.
Coalesce only decreases the number ...
What people are saying about Micron Technology
posted on 2 Jan 2025
I applied via LinkedIn and was interviewed in Dec 2024. There was 1 interview round.
Technical plus aptitude based on domain you choose( pre placemt talks)
Profit and loss ,time and work ,speed distance and time
Java ,ops ,collection frameworks
I applied via Approached by Company and was interviewed in Aug 2024. There was 1 interview round.
2 problem was given to solve
1) Smallest Negative balance - -----%20America%20-%20Weekly%20Algorithm%20Challenges/Week%2021%20Algorithm%20Challenge/Smallest%20Negative%20Balance.md
2) Find the absolute difference between alpha & beta from the array.
Alpha -An element k in a array occurs k consecutive time
Beta - An element k in an array occurs k consecutive time starting from index k
Sample input
Arr[] = {2,2,2,4,4,4,4,1,2,2]
Output
Alpha - 3
Beta - 1
Absolute difference - 1
Note : consider array index starts with 1
Identify if a number is positive, negative, or zero
Check if the number is greater than 0 to determine if it is positive
Check if the number is less than 0 to determine if it is negative
If the number is neither greater nor less than 0, it is zero
Quantitative Questions
Computer Science core MCQ questions
2 Coding Questions
Developed a web application for tracking inventory and sales data
Used React.js for front-end development
Implemented RESTful APIs for backend using Node.js
Utilized MongoDB for database management
I applied via campus placement at Maulana Azad National Institute of Technology (NIT), Bhopal and was interviewed in Jul 2024. There were 2 interview rounds.
Few standard dsa questions were asked.
Projects are specific tasks or assignments that require a set of skills and resources to achieve a particular goal or outcome.
Projects involve defining objectives and deliverables
They require planning, execution, and monitoring
Projects often have timelines and budgets
Examples: Data analysis project to identify customer trends, Project to implement a new software system
I am a data analyst with a strong background in statistics and data visualization.
I have a Bachelor's degree in Statistics from XYZ University.
I have 3 years of experience working as a data analyst at ABC Company.
Proficient in using tools like Excel, SQL, and Tableau for data analysis.
I have experience in creating reports and dashboards to present data insights to stakeholders.
posted on 13 Jun 2024
I applied via LinkedIn and was interviewed in Jun 2024. There were 2 interview rounds.
Java theory questions and system questions with 2 DSA question
System design question with api designs
Some of the top questions asked at the Micron Technology Senior Data Engineer interview -
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Software Engineer
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Senior Software Engineer
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Senior Engineer
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