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12 Amazon Redshift interview Q&As

Q1. What is Amazon Redshift? A1. Amazon Redshift is a fully managed, petabyte-scale data warehouse service in the cloud. You can start with just a few hundred gigabytes of data...

18 Amazon S3 interview Q&As

Q01. What is Amazon S3 storage? A01. S3 stands for Simple Storage Service, which provides storage through web service interfaces. Unlike the other storage systems like Unix file system, …...

18: Q121 – Q124 Choosing between HDFS & AWS S3 for BigData projects interview Q&As

More and more organisations are adopting the policy of “Cloud first architecture” where Cloud based storages like AWS S3 plays a major role. A data lake is a storage repository...

21: Q138 – Q142 AWS data lakes overview Interview Q&As

Q138. What are the basic considerations when building a data lake on an AWS platform?

1. Ingestion into S3 (i.e.

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5 Amazon EMR Vs. Cloudera interview Q&As

Q1. What is Amazon EMR? A1. EMR stands for Elastic Map Reduce, which is an Amazon Web Services (AWS) tool for big data processing and analysis. … Read more ›...

Amazon Athena, Redshift, Redshift spectrum & Presto Q&As

Q1. What is AWS Athena? What are its capabilities? A1. Amazon Athena is an interactive query service that makes it easy to analyse data in Amazon S3 buckets using standard...

AWS Data pipeline architecture interview Q&As

What is a data pipeline in cloud? A data pipeline is a means of moving data from one place (E.g source systems) to another (E.g. target/destination). … Read more ›...

300+ Java Developer Interview Q&As

800+ Java Interview Q&As