adplus-dvertising
frame-decoration

Question

What is the main idea behind ontology-based data access (OBDA)?

a.

To store data in a single format

b.

To eliminate end-users' information needs

c.

To use ontologies to formalize data storage

d.

To automate the translation of end-user queries

Posted under Big Data Computing

Answer: (d).To automate the translation of end-user queries Explanation:The main idea of OBDA is to automate the translation of end-user queries using ontologies.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. What is the main idea behind ontology-based data access (OBDA)?
Add Comment

Similar Questions

Discover Related MCQs

Q. Who typically formulates queries using the terms defined by the ontology in OBDA?

View solution

Q. What does OBDA stand for in the context of data access?

View solution

Q. What is one advantage of using OBDA for end-user data access?

View solution

Q. What does the ontology in OBDA help achieve?

View solution

Q. How does OBDA make the relationship between ontology concepts and relational data explicit?

View solution

Q. How does an ontology help in query answering in OBDA?

View solution

Q. What does the term "GAV" stand for in the context of OBDA mappings?

View solution

Q. How are mappings used to connect ontology vocabulary with the database schema?

View solution

Q. What is a prerequisite for OBDA technology?

View solution

Q. Why is end-user acceptance important in the context of OBDA?

View solution

Q. What feature is proposed to improve usability for non-technical users in OBDA systems?

View solution

Q. What does the proposed architecture aim to achieve?

View solution

Q. What is one of the challenges related to ontology and mappings in OBDA?

View solution

Q. How can an initial ontology and mappings be derived in new deployments of OBDA systems?

View solution

Q. What is the role of the Ontology and Mapping Management component in the architecture?

View solution

Q. Why is there a trade-off between expressivity and efficiency in ontology and mapping languages?

View solution

Q. How can the expressivity problem in ontology and mapping languages be resolved for specific applications?

View solution

Q. What are vital features that need to be built into the core of any OBDA system?

View solution

Q. Which domain often requires integration into the OBDA framework due to its relevance in many applications?

View solution

Q. What is one of the ways to address efficiency in OBDA systems?

View solution
View All MCQs on Big Data Computing

Suggested Topics

Are you eager to expand your knowledge beyond Big Data Computing? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

C Programming

Master one of the most widely used programming languages with our C Programming MCQs....

MS Office

Master the suite of productivity tools with our MS Office MCQs. From Word and Excel...

Internet of Things (IoT)

Discover how devices communicate with each other in the smart world with our IoT...

Formal Languages and Automata Theory

Discover the mathematical models of computation with our Formal Languages and...

Discrete Mathematics

Refine your mathematical skills essential for computer science with our Discrete...

Object Oriented Programming Using C++

Enhance your programming skills with our MCQs on Object Oriented Programming using...

PHP

Venture into server-side scripting with our PHP MCQs. Cover everything from syntax...

Wireless and Mobile Communications

Get to grips with modern communication technologies with our Wireless and Mobile...

Data Structures and Algorithms

Journey through the fundamentals of Data Structures and Algorithms with our extensive...