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Data Engineer Interview Questions
Data Engineer Interview Questions
Data engineers are IT professionals who are needed in almost every industry. Data engineers monitor data trends to determine best next steps for companies. A critical part of a data engineer job is to process raw data into usable data by creating data pipelines and building data systems.
Top Data Engineer Interview Questions & How To Answer
Question 1
Question #1: Can you describe in detail your level of expertise with programming languages?
How to answer
How to answer: Before the interview, review your resume and/or portfolio and make a list of the programs you are most proficient with. If you find that you are lacking the expertise in a program that the company predominately uses, describe yourself as a highly motivated self-starter who will work tirelessly to learn the program(s).
Question 2
Question #2: Explain data engineering in your own words.
How to answer
How to answer: Highlight your role in relation to the larger organization and other roles like data scientists to clearly define your contribution to the overall system of business. Clarify the difference between a database-centric engineer and a pipeline-centric engineer.
Question 3
Question #3: Can you describe your experience working with Apache Hadoop and cloud data management environments?
How to answer
How to answer: Research the company's software, data cloud products, and use of Apache Hadoop to be prepared for this inquiry. Data Engineers must be fluent in programming languages and data management systems used throughout the industry such as Apache Hadoop.
20,193 data engineer interview questions shared by candidates
Explain data center power and cooling infrastructure What is data center? Explain data center tier? How will you trouble shoot for flapping? Fiber cleaning How will you replace mother board? What are the steps you will take to troubleshoot server that is not reachable?
Technical data engineering stuff . Data warehouses Pyspark SQL Distributed processing
1. Find second highest salary 2. Basic question related to SQL join 3. Python question to add two numbers.
1. introduce yourself strength weakness hobbies. 2. WHY should we hire you?
Code repository questions in github
Questions were from: SQL, AWS and Python. These things were mention in my Resume
They gave me a nested json with all x's and asked me to write a code to read it.
Round 1: Coding test (2 python program and 1 sql query) Round 2: My current expertise and relevant questions on Data Engineering and Data Science. Round 3: Data Engineering essentials, python code to write, sql query to write, DBA concepts, data warehousing etc. Round 4: Multiple Python psuedo codes, sql queries followed by tech questions and scenario based questions Round 5: Just to reject this was conducted.
There were 6 Pre-Qualify Questions; the 6th one was over my head and I didn't even write it down. 1. What is Spanning Tree? 2. What is IEE 802.1Q and what is it used for? 3. What is multicast? 4. From a SAN perspective, why is zoning typically implemented? 5. In a Linux Server environment, where is the log file directory located?
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