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I appeared for an interview before Jul 2024, where I was asked the following questions.
Key technical questions for a Data Engineer interview to assess skills in data management, ETL processes, and database technologies.
What is your experience with ETL tools? Can you describe a project where you implemented an ETL pipeline?
How do you ensure data quality and integrity in your data pipelines?
Can you explain the differences between SQL and NoSQL databases? When would you choose one over the other?
Describe a ...
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posted on 1 Sep 2021
I applied via Other and was interviewed in Oct 2021. There was 1 interview round.
I applied via Campus Placement and was interviewed before Oct 2022. There were 4 interview rounds.
There were 3 questions, which I had to do in 2 hours.
the questions were from arrays and Strings
I applied via Naukri.com and was interviewed before Feb 2020. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in May 2024. There were 3 interview rounds.
Basic Js concepts like debouncing,event loop, and other output-based questions.
Optimization techniques are methods used to improve the efficiency and performance of software applications.
Use algorithms like greedy, dynamic programming, or divide and conquer to optimize code
Minimize time complexity by avoiding nested loops and unnecessary iterations
Utilize data structures like hash tables, arrays, and trees for efficient storage and retrieval
Profile code to identify bottlenecks and optimize critic...
I applied via LinkedIn and was interviewed before Sep 2023. There were 2 interview rounds.
Dsa. , oops and basics of database management
I applied via Referral and was interviewed in Dec 2021. There were 5 interview rounds.
Easy, simple aptitude questions. 50 questions had to be solved in 15 minutes.
Hackerrank test. MCQs on DSA. 1 coding question and two SQL queries.
I applied via Campus Placement
Basic DSA questions related to string and hashmap
Check if a sentence contains all vowels (a, e, i, o, u) at least once.
Convert the sentence to lowercase to ensure uniformity.
Use a set to track the vowels found in the sentence.
Iterate through the sentence and add vowels to the set.
At the end, check if the set contains all five vowels: a, e, i, o, u.
Example: 'The quick brown fox jumps over a lazy dog' returns true.
posted on 16 Nov 2022
Any word of character count how many times have reach character
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