If cloud technology is in the job description, it will likely appear in the interview. Some of the most common cloud technologies for data engineer interviews include Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform, and IBM Cloud. Additionally, be prepared to discuss specific t...
Microsoft Excel is an excellent tool for performing data analysis, reporting, and automation. More than 250,000+ job openings across the world require expertise in Excel skills in various positions. The salary of an expert in Excel mainly lies in the range of ₹5 to ₹12 lakhs per year...
8. Why are you the best candidate for this role? This question can feel like you’re walking a tightrope. You don’t know the other candidates and don’t want to sound arrogant by saying you’re the best. But on the other hand, you need to communicate your confidence and job fit. ...
“I didn’t finish the last question, but I explained my logic and still passed,” shared one engineer. Time management is key. Practice under pressure and narrate your thinking as you go. That way, even incomplete solutions can still showcase your strengths. Virtual / On‑Site Loop ...
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This question evaluates your ability to handle end-to-end data warehouse design. 11. How do you maintain data quality in a data warehouse? Poor data quality can lead to incorrect analyses and decisions, so it's important to implement good measures, which include: Validating data during the ET...
Learn top 35+ UX designer interview questions and answers in 2025 for freshers and experienced professionals and crack your next UI UX job interview hassle-free!
With this question, we can relate to our own experience and tell a particular case in which encountered challenges with PySpark and large datasets that can include some of the following: Memory management and resource utilization. Data skewness and uneven workload distribution. ...
Transactional database schemas are designed to support OLTP systems, while dimensional schemas are designed for OLAP systems (see the previous question for more information on OLTP and OLAP). Transactional schemas emphasize data integrity and consistency. They are designed with normalization to avoid red...
The reason for this common interview question is quite obvious: many studies prove that stress can significantly decrease an employee's engagement, performance, and overall job satisfaction. If the job is deemed high-pressure (and let’s be honest, many jobs today are like that), the recruiter...