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Lumiq
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It includes questions from aptitude as well as coding related questions, JAVA was the most common language in which majority of the coding questions were
I applied via Campus Placement and was interviewed in Nov 2024. There were 3 interview rounds.
Mixed with ml and java
To create and print a box in HTML, use the <div> element with CSS styling for borders and dimensions.
Use the <div> element to create a box in HTML.
Apply CSS styling to set the dimensions (width, height) of the box.
Use CSS properties like border, padding, and margin to create the box outline.
Example: <div style='width: 100px; height: 100px; border: 1px solid black;'></div>
I came to know about Lumiq through a job posting on a popular job search website.
Saw a job posting on Indeed for Software Developer Trainee position at Lumiq
Researched about Lumiq on Glassdoor and LinkedIn
Received a referral from a friend who works at Lumiq
The best teammate in my last project was a senior developer who provided guidance and support. The worst teammate was someone who frequently missed deadlines and caused delays.
Best teammate was a senior developer who provided guidance and support
Worst teammate frequently missed deadlines and caused delays
There are 150 Mcqs (aptitude + tech+ reasoning) and 2 coding questions
There are total 60 question and 10-10 english ,resionning,aptitude and 20 DBMS question
Lumiq interview questions for popular designations
I applied via campus placement at Jaypee Institute of Information Technology, Noida and was interviewed before Oct 2023. There was 1 interview round.
I applied via Referral and was interviewed in Apr 2024. There was 1 interview round.
I gained valuable experience in my last internship by working on various projects and collaborating with team members.
Developed strong communication and teamwork skills
Learned how to prioritize tasks and manage time effectively
Improved my problem-solving abilities through real-world challenges
I applied via Naukri.com and was interviewed in Aug 2023. There were 4 interview rounds.
Have thorough understanding of spark internals
Again Spark and azure understanding is required
Logical questions, verbal, vocabulary, coding , dsa , java fundamentals
I was interviewed before Jan 2024.
I applied via Naukri.com and was interviewed in Jun 2022. There was 1 interview round.
Optimizing Spark jobs involves tuning various parameters such as memory allocation, partitioning, and caching.
Increase memory allocation for executors and driver
Partition data appropriately to avoid skewness
Cache frequently accessed data to avoid recomputation
Use broadcast variables for small data sets
Avoid shuffling data unnecessarily
Use appropriate serialization format
Use appropriate hardware for cluster
Monitor and o
Coalesce is used to select the first non-null value from a set of columns. Repartition is used to shuffle data across nodes.
Coalesce is a function that returns the first non-null value from a set of columns.
Repartition is used to shuffle data across nodes to increase parallelism.
Coalesce reduces the number of columns in a DataFrame.
Repartition increases or decreases the number of partitions in a DataFrame.
Coalesce is u...
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