Distributed Database Systems - IS411P
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Questions and Answers

What is the starting point of bottom-up design in database integration?

  • Query Processing and optimization
  • Local conceptual schemas (correct)
  • Distributed Database Design
  • Global conceptual schema

Which topic in the curriculum specifically focuses on integrating local databases into a global database?

  • Parallel database
  • Distributed Database trends
  • Blockchain
  • Database integration (correct)

What does the process of bottom-up design involve in the context of distributed database systems?

  • Query Processing and optimization
  • Integrating local databases into a global database (correct)
  • Generating local conceptual schemas
  • Data Replication

Which term refers to distributed databases that are designed in a bottom-up fashion?

<p>Multi-database systems (D)</p> Signup and view all the answers

What is the focus of distributed databases that are designed in a bottom-up fashion?

<p>Integrating local databases into a global database (A)</p> Signup and view all the answers

In distributed database systems, what does the bottom-up design process consist of?

<p>Integrating local databases into a global database (A)</p> Signup and view all the answers

What is the main difference between physical and logical data integration?

<p>Physical data integration involves materializing the integrated database, while logical data integration provides only virtual integration. (C)</p> Signup and view all the answers

Which type of multiprocessors are tightly coupled?

<p>Mainframe computers and supercomputers (B)</p> Signup and view all the answers

What is the purpose of ETL tools in physical data integration?

<p>To enable extraction, transformation, and loading of data from sources into the integrated database (B)</p> Signup and view all the answers

What is the critical issue in the implementation of parallel database systems?

<p>Data placement (C)</p> Signup and view all the answers

Which type of distributed system is a loosely coupled multiprocessor?

<p>Computer clusters (A)</p> Signup and view all the answers

What is the primary characteristic of a parallel computer?

<p>Made of a number of nodes connected by a very fast network within one or more cabinets in the same room (D)</p> Signup and view all the answers

What type of databases can be efficiently supported by parallel computing and distributed database management?

<p><strong>Very large databases</strong> (A)</p> Signup and view all the answers

What are the nodes in a tightly coupled multiprocessor connected by?

<p><strong>A shared memory</strong> (D)</p> Signup and view all the answers

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