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Top 10 Job Interview Questions and Answers for Business Analysts in India

A Business Analyst's job is to understand business needs, integrate these with tech, and act as a link between diverse stakeholders. Business Analyst job descriptions are very profitable, full of promise, and pay well. Preparing for typical Business Analyst interview questions is essential whether you are a professional Business Analyst or want to be one. Because the competition level is strong and several applicants have Comparable knowledge levels and levels of experience need early preparation for a Business Analyst interview. As a consequence, displaying your technical talents quickly is the only method to wow your prospective employer and demonstrate your experience.

Introduction to Apache Arrow

A look at what Apache Arrow is, how it works, and some of the companies using it as a critical component in their architecture. Over the past few decades, leveraging big datasets required businesses to perform increasingly complex analysis. Advancements in query performance, analytics, and data storage are largely a result of greater access to memory. Demand, manufacturing process improvements, and technological advances all contributed to cheaper memory.

How Apache Arrow is Changing the Big Data Ecosystem

This article was originally published in The New Stack and is reposted here with permission. Arrow makes analytics workloads more efficient for modern CPU and GPU hardware, which makes working with large data sets easier and less costly. One of the biggest challenges of working with big data is the performance overhead involved with moving data between different tools and systems as part of your data processing pipeline.

DataOps vs. DevOps - Similar or Completely Different?

Over the past several years, there has been a big focus on streamlining infrastructure operations. Many organizations have begun using DevOps principles in their software development and operations activities. We've also seen a new Ops in town recently: DataOps. Good things come from new methods to help teams collaborate across an organization.

What Is a Column Database and When Should You Use One?

If you are working with large amounts of data that will primarily be used for analytics, a column database might be a good option. There are a lot of different options when it comes to choosing a database for your application. A common discussion seems to be the high-level SQL vs. NoSQL database argument of whether data should be stored in a relational database or in a NoSQL alternative like key-value, document or graph databases.

An Introduction to Apache Superset: An Open Source BI solution

With native SQL support coming to InfluxDB, we can broaden the scope of developer tools used to analyze and visualize our time series data. One of these tools is Apache Superset. So let’s break down the basics of what Superset is, look at its features and benefits, and run a quick demo of Superset in action.