Supreme Treon Senior Engineer- Maintenance Interview Questions, Process, and Tips for Experienced

ETL stands for Extract, Transform, Load, a process for integrating and preparing data for analysis.

• Extract: Collecting data from various sources like databases, APIs, or flat files.

• Transform: Cleaning and converting data into a suitable format, e.g., changing date formats or aggregating data.

• Load: Storing the transformed data into a target database or data warehouse for analysis.

• Example: Extracting sales data from mult...read more

A data warehouse is a centralized repository for storing and analyzing large volumes of structured and unstructured data.

• Integrates data from multiple sources, such as databases, CRM systems, and external data feeds.

• Supports business intelligence activities, including reporting, data mining, and analytics.

• Uses ETL (Extract, Transform, Load) processes to prepare data for analysis.

• Examples include Amazon Redshift, Google...read more

DCS system architecture refers to the design and layout of a distributed control system.

• DCS system architecture involves a network of controllers, sensors, and actuators.

• The system is designed to control and monitor various processes in an industrial setting.

• The architecture typically includes a central control room, field devices, and communication networks.

• DCS systems can be customized to meet the specific needs of a...read more

Electrical earth is used for safety of electrical equipment while instrument earth is used for safety of instruments.

• Electrical earth is used to protect electrical equipment from electrical faults and surges.

• Instrument earth is used to protect sensitive instruments from electrical noise and interference.

• Electrical earth is connected to the earth electrode while instrument earth is connected to the instrument chassis.

• El...read more