Chapter 3 Capturing the Value of the Lakenhouse Approach
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Questions and Answers

What is a key difference between a data warehouse and a lakehouse?

  • The time period they were introduced
  • The type of data they handle (correct)
  • The level of vendor lock-in
  • The structure of their architecture

What is vendor lock-in a result of?

  • Storing data in a data warehouse
  • Storing data in a data lake
  • Using proprietary formats to store data (correct)
  • Using open-source formats to store data

What is a major difference between a data lake and a lakehouse?

  • The type of data they handle
  • Their architecture is fundamentally different (correct)
  • The level of vendor lock-in
  • The time period they were introduced

What is the primary advantage of using a lakehouse over a data warehouse?

<p>Handling structured, semi-structured, and unstructured data (C)</p> Signup and view all the answers

When was the lakehouse approach introduced?

<p>2020 (D)</p> Signup and view all the answers

What is a major challenge in the current data landscape?

<p>Vendor lock-in and high operational costs (D)</p> Signup and view all the answers

What is the primary advantage of a lakehouse approach?

<p>Unifying all data teams and allowing them to run analytics and ML in a single place (A)</p> Signup and view all the answers

What is a key benefit of using a lakehouse approach in terms of data freshness?

<p>It can process batch and streaming data in a continuous manner, updating tables and dashboards in near real-time (D)</p> Signup and view all the answers

According to the lakehouse approach, where is the complete and firm copy of all data stored?

<p>In a centralized location, accessible by all teams (B)</p> Signup and view all the answers

What is a benefit of the lakehouse approach in terms of vendor lock-in?

<p>It uses open formats and open standards, making it easy to move data to a different vendor or technology (C)</p> Signup and view all the answers

What is a challenge that can be overcome with a lakehouse approach?

<p>Unifying data teams and facilitating the breaking of data silos (B)</p> Signup and view all the answers

What is a key advantage of a lakehouse approach in terms of data management?

<p>It enables the management of both structured and unstructured data (A)</p> Signup and view all the answers

What can compromise data integrity in a data lake?

<p>Concurrent data pipelines (D)</p> Signup and view all the answers

What is a common outcome of complex and inefficient data pipeline setups?

<p>Unreliable data processing jobs (A)</p> Signup and view all the answers

What can cause expensive overhead costs and limited workload scalability in data pipelines?

<p>Static infrastructure resources (D)</p> Signup and view all the answers

What is a common challenge in processing both batch and streaming data jobs?

<p>Meeting requirements for streaming data (D)</p> Signup and view all the answers

What can result from manual cleanup and reprocessing after failed data processing jobs?

<p>Lead time delay (B)</p> Signup and view all the answers

What is the outcome of nonscalable processes with tight dependencies, complex workflows, and system downtime?

<p>Undesirable for any company (A)</p> Signup and view all the answers

What is a primary reason behind the emergence of lakehouse architecture?

<p>To address the limitations and complexity of separate stacks for business intelligence and machine learning (A)</p> Signup and view all the answers

What is a key feature of a lakehouse in terms of its data structures and management?

<p>It uses similar data structures and data management features to those in a data warehouse, but on a different type of storage (C)</p> Signup and view all the answers

What is a primary benefit of using a lakehouse architecture?

<p>It enables users to do everything from BI, SQL analytics, data science, and ML on a single platform (A)</p> Signup and view all the answers

What is a characteristic of a lakehouse in terms of its storage requirements?

<p>It uses low-cost object storage, similar to data lakes (C)</p> Signup and view all the answers

What is the primary goal of the lakehouse approach in terms of data management?

<p>To create a single platform for all data management needs (C)</p> Signup and view all the answers

What is the relationship between lakehouses and data warehouses in terms of their design?

<p>A lakehouse is a redesign of a data warehouse, but with modern storage capabilities (B)</p> Signup and view all the answers

What is a major challenge in managing ML environments?

<p>The diversity of ML frameworks (A)</p> Signup and view all the answers

What makes handoffs difficult to manage efficiently between teams?

<p>The disparate tools and process steps (D)</p> Signup and view all the answers

What is a built-in risk from a security and compliance perspective?

<p>Data dependency (D)</p> Signup and view all the answers

What is a challenge in ML due to tracking difficulties?

<p>Tracking experiments, models, dependencies, and artifacts (C)</p> Signup and view all the answers

What is a key benefit of the lakehouse approach?

<p>Quick access to clean and reliable data (C)</p> Signup and view all the answers

What is a feature of the lakehouse approach?

<p>One-click access to pre-configured clusters (C)</p> Signup and view all the answers

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