Interview Questions Archives - TO THE INNOVATION

Azure Data Factory Interview Questions

Here, we will discuss Azure Data Factory Interview Questions, which interviewers ask in most company interviews for Data Engineer job positions. 1. What is Azure Data Factory? Azure Data Factory (ADF) is a cloud-based ETL/ELT service for orchestrating and automating data movement and transformation across on-premises and cloud sources.Key components include pipelines (workflows), activities (tasks like copy/data flow), datasets (data structures), linked services (connection […]

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Spark Interview Questions

Interview Questions / Apache Spark, Interview Questions / March 20, 2025

Here, we will discuss Spark Interview Questions, which interviewers ask in most company interviews for mainly Data Engineer job positions. 1. What is Apache Spark? Apache Spark is an open-source distributed computing engine for large-scale data processing.It offers in-memory processing, speed, and ease of use via APIs (Python, Scala, Java, R). Core components: Spark Core (RDDs), Spark SQL, MLlib, Streaming, and GraphX. 2. Apache

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Hadoop Spark Interview Questions

Interview Questions / Hadoop, Interview Questions / March 20, 2025

Here, we will discuss Hadoop Spark Interview Questions, which interviewers ask in most company interviews for Data Engineer job positions. 1. What is Hadoop? Hadoop is an open-source framework for distributed storage (HDFS) and processing (MapReduce) of large datasets across clusters.It enables scalable, fault-tolerant big data solutions. 2. Hadoop Interview Topics Hadoop Spark Interview Questions 1. What is

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AWS S3 Scenario Based Interview Questions

Interview Questions / AWS, Interview Questions / March 20, 2025

Here, we will discuss AWS S3 Scenario Based Interview Questions, which interviewers ask in most company interviews for mainly AWS Data Engineer job positions. 1. What is AWS S3? AWS S3 (Simple Storage Service) is a scalable object storage service for data archiving, backup, and analytics. It offers 99.999999999% durability, unlimited storage, and integration with AWS

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DAX Scenario Based Interview Questions

Interview Questions / DAX, Interview Questions / March 20, 2025

Here, we will discuss DAX Scenario Based Interview Questions, which interviewers ask in most company interviews, mainly for Business Analyst job positions. 1. What is DAX? DAX (Data Analysis Expressions) is a formula language used in Power BI, Excel, and SQL Server Analysis Services for advanced analytics. It enables calculations, aggregations, and data manipulation in tabular

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SQL Query Interview Questions and Answers

Interview Questions / Interview Questions, MySql / March 20, 2025

Here, we will discuss SQL Query Interview Questions and Answers, which are asked by interviewers in most company interviews. 1. What is MySQL? MySQL is an open-source relational database management system (RDBMS) that uses SQL (Structured Query Language) to manage data. It’s known for its speed, reliability, and ease of use, powering applications. 2. Top MySQL Interview Topics Storage

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Interview Questions

SQL Scenario Based Interview Questions

Interview Questions / Interview Questions, MySql / March 20, 2025

Here, we will discuss SQL Scenario Based Interview Questions, which are asked by interviewers in most company interviews for any job position. 1. What is MySQL? MySQL is an open-source relational database management system (RDBMS) that uses SQL (Structured Query Language) to manage data. It’s known for its speed, reliability, and ease of use, powering applications. 2. Top MySQL

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QA Automation Scenario Interview Questions

Interview Questions / March 20, 2025

Here, we will discuss QA Automation Scenario Interview Questions, which are asked by interviewers in most company interviews for mainly QA Engineer positions. 1. What is QA Automation? QA Automation (Quality Assurance Automation) uses software tools and scripts to execute pre-defined test cases, replacing repetitive manual testing. It validates software functionality, performance, and reliability by

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Software Testing Interview Questions

Interview Questions / Interview Question / March 20, 2025

Here, we discuss Software Testing Interview Questions, Core Areas to focus on, and Tips for Success in the interview. Preparing for a Software Testing interview requires a mix of technical knowledge, practical skills, and an understanding of industry best practices. Employers seek candidates with expertise in testing methodologies, problem-solving abilities, and familiarity with tools like

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Spark Scenario Based Interview Questions

Interview Questions / Apache Spark, Interview Questions / March 20, 2025

Here, we will discuss Apache Spark Scenario Based Interview Questions and Answers, which are asked by interviewers in most company interviews for mainly Data Engineer job positions. What is Apache Spark? Apache Spark is an open-source, distributed processing system designed for large-scale data processing and analytics. It is built on top of Hadoop’s Distributed File

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Interview Questions