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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?

Multi-database systems Signup and view all the answers

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

Integrating local databases into a global database Signup and view all the answers

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

Integrating local databases into a global database Signup and view all the answers

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

Physical data integration involves materializing the integrated database, while logical data integration provides only virtual integration. Signup and view all the answers

Which type of multiprocessors are tightly coupled?

Mainframe computers and supercomputers Signup and view all the answers

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

To enable extraction, transformation, and loading of data from sources into the integrated database Signup and view all the answers

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

Data placement Signup and view all the answers

Which type of distributed system is a loosely coupled multiprocessor?

Computer clusters Signup and view all the answers

What is the primary characteristic of a parallel computer?

Made of a number of nodes connected by a very fast network within one or more cabinets in the same room Signup and view all the answers

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

Very large databases Signup and view all the answers

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

A shared memory Signup and view all the answers