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I applied via LinkedIn and was interviewed before Oct 2020. There were 4 interview rounds.
Spark join operation combines two datasets based on a common key.
Join operation is performed on two RDDs or DataFrames.
The common key is used to match the records in both datasets.
There are different types of join operations like inner join, outer join, left join, right join.
Join operation is an expensive operation and requires shuffling of data across the cluster.
Example: val joinedData = data1.join(data2, data1("key"
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I applied via Company Website and was interviewed before Oct 2020. There was 1 interview round.
I applied via Naukri.com and was interviewed before Nov 2023. There was 1 interview round.
I applied via Naukri.com and was interviewed in Jun 2024. There was 1 interview round.
Identifying and solving race conditions involves understanding concurrent execution and implementing synchronization mechanisms.
Understand the critical sections of code where race conditions can occur
Use synchronization mechanisms like locks, semaphores, or atomic operations to control access to shared resources
Implement thread-safe data structures or use thread-safe libraries to avoid race conditions
Use tools like sta...
Find the third largest element in an unsorted array of strings.
Sort the array in descending order.
Remove duplicates if necessary.
Return the element at index 2 as the third largest.
I applied via Walk-in and was interviewed in Aug 2020. There was 1 interview round.
posted on 22 Jul 2023
I applied via Recruitment Consulltant and was interviewed in Jun 2023. There were 4 interview rounds.
It was a normal aptitude test with mathematical questions.
It was a techno-coding test where I had to code while sharing my screen on a live conversation with the interviewer.
I would analyze the current approach, identify the root cause of the issue, brainstorm alternative solutions, and collaborate with the team to implement and test them.
Analyze the current approach to identify weaknesses
Brainstorm alternative solutions with the team
Implement and test the new solutions
Regularly communicate and collaborate with team members
I applied via Company Website and was interviewed in Mar 2022. There were 2 interview rounds.
They grasping our knowledge
UI coding test depending on your experience
Logistics is the process of planning, implementing, and controlling the efficient flow and storage of goods, services, and information.
Logistics involves activities such as transportation, warehousing, inventory management, and order fulfillment.
It aims to ensure that the right products are delivered to the right place, at the right time, and in the right condition.
Logistics plays a crucial role in supply chain managem...
Yes, my excel skills are good. To solve any problem, I follow a systematic approach by analyzing, breaking down, and finding appropriate solutions.
I have a strong understanding of Excel functions and formulas.
I am proficient in data analysis and manipulation using Excel.
I can create complex spreadsheets and automate tasks using macros.
I have experience in data visualization and creating charts and graphs.
I am skilled i...
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