13. What is Spark Driver? Spark Driver is the program that runs on the master node of a machine and declares transformations and actions on data RDDs. In simple terms, a driver in Spark creates SparkContext, connected to a given Spark Master. It also delivers RDD graphs to Master, where...
These questions are for users with more hands-on experience with Spark, particularly with more sophisticated topics. If you need a refresher, check out our Spark Machine Learning tutorial. 11. Discuss how Spark may be utilized for machine learning This question tests the interviewee’s understandi...
Asking this question helps a hadoop job seeker understand the hadoop maturity curve at a company.Based on the answer of the interviewer, a candidate can judge how much an organization invests in Hadoop and their enthusiasm to buy big data products from various vendors. The candidate can also ge...
Next on these interview questions for data analysts, we have to look at the trends regarding this domain. 42. What are the future trends in data analysis? With this question, the interviewer is trying to assess your grip on the subject and your knowledge in the field. Make sure to state...
Solving coding challenges and working on your Python skills will improve your chance of getting past the coding interview stage. Before jumping into solving a problem, you need to understand the question. You simply need to create a boolean function that will return True if by shifting the alp...
So, with this job interview question, your goal is to convince the hiring manager that you’re the right candidate for their company. Now, how do you do that? Well, a rule of thumb here is to do some research on the company before the interview and learn the following: What does thei...
Question #7 What would you do if you misunderstood an important task on the job? Give me an example. Situation:“At my previous internship at Company X, I underestimated the amount of time it would take me to finish a presentation for a team meeting. The deadline my boss gave me was ...
The final step in deploying a big data solution is the data processing. The data is processed through one of the processing frameworks like Spark, MapReduce, Pig, etc. 12. Who are Data Scientists? Ans: Data scientists are soon replacing business analysts or data analysts.Data scientistsare ex...
the interviewer. Depending on the circumstances, asking questions during the interview is acceptable, although it's generally more common to hold off on your questions until the end of the interview. That said, you should never hesitate to ask for clarification on a question the interviewer asks...
15 Essential C# Interview Question from Toptal C# interview questions from dotnetfunda.com Top 50 C# Interview Questions & Answers 50 C# Coding Interview Questions and Answers 20 C# OOPS Interview Questions and Answers 30+ C# Interview Questions ...