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Welcome to the Scalable End User Access to Big Data MCQs Page

Dive deep into the fascinating world of Scalable End User Access to Big Data with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Scalable End User Access to Big Data, a crucial aspect of Big Data Computing. In this section, you will encounter a diverse range of MCQs that cover various aspects of Scalable End User Access to Big Data, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Big Data Computing.

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Check out the MCQs below to embark on an enriching journey through Scalable End User Access to Big Data. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Big Data Computing.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Scalable End User Access to Big Data. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Scalable End User Access to Big Data MCQs | Page 5 of 14

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Discuss
Answer: (c).Taking a holistic, cross-component view on query answering Explanation:To gain a real impact on efficiency, a holistic, cross-component view on query answering is needed.
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Answer: (a).They require users to recall relevant domain concepts. Explanation:Traditional database query languages require users to remember domain concepts and syntax elements.
Q43.
Which approach in database systems employs recognition and direct manipulation objects to provide easy and intuitive user interaction?
Discuss
Answer: (a).Visual Query Systems Explanation:Visual Query Systems use recognition and direct manipulation objects to make user interaction more intuitive.
Discuss
Answer: (c).The quality of the interaction between the user and the software system Explanation:Usability focuses on the quality of the interaction between the user and the software system.
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Answer: (c).Its ability to clearly communicate affordances and domain information Explanation:A system's success in terms of usability depends on its ability to clearly communicate how users can interact with it and the domain information they are expected to work with.
Q46.
What paradigm is considered crucial for capturing and communicating domain knowledge to end-users in database systems?
Discuss
Answer: (b).Ontologies Explanation:Ontologies are considered a key paradigm for capturing and communicating domain knowledge to end-users in database systems.
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Answer: (c).The ontology needs to provide a user-oriented conceptual model. Explanation:A key feature of OBDA systems is to provide a user-friendly conceptual model through the ontology, allowing users to formulate natural queries.
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Answer: (c).It can be challenging for users to understand the structure of the underlying data sources. Explanation:Complex query languages may not be intuitive for most users, especially when dealing with the structure of underlying data sources.
Discuss
Answer: (c).A simple taxonomic ontology used for navigation and filtering. Explanation:Faceted search involves using a simple taxonomic ontology for navigation and filtering in information retrieval.
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Answer: (c).It allows users to navigate and filter information without complex interfaces. Explanation:Faceted search simplifies information retrieval by enabling users to navigate and filter information without complex form-based interfaces.

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