CH8_Data Infrastructure

What does the ingestion layer do?

• Processes and transforms stored data

• Manages data security policies

• Collects and imports data from sources

• Stores raw data for long-term use

Which data storage system is optimized for analytical queries?

• Data warehouse

• Data mesh

• Data pipeline

• Data broker

What is a data lake best suited for?

• Storing and structuring transactional data

• Handling large volumes of structured and unstructured data

• Managing real-time analytics

• Replacing traditional databases

What is the key characteristic of a data mesh?

• Centralized data management

• Decentralized data platforms owned by domains

• A single source of truth for all organizations

• Only works with structured data

What is the function of the governance layer?

• Managing data security, quality, and compliance

• Storing and analyzing data

• Processing real-time data streams

• Automating machine learning models

What is the purpose of MoSCoW analysis in data projects?

• Classifying data by type

• Prioritizing system requirements

• Validating data accuracy

• Storing large datasets

What does ETL stand for?

• Extract, Transform, Load

• Evaluate, Transfer, Link

• Encrypt, Tag, Log

• Explore, Track, Label

What is an advantage of cloud-based data storage?

• Requires no security measures

• Allows scalable and flexible storage

• Eliminates the need for data governance

• Removes all data processing costs

What is the purpose of a data pipeline?

• To move and process data between systems

• To store unstructured data long-term

• To replace manual data entry

• To analyze customer behavior

In the FURPS+ model, what does the ‘F’ stand for?

• Framework

• Functionality

• Feasibility

• Foundation