Ask a Question

Functional dependencies are a generalization of

in Education by
Functional dependencies are a generalization of (a) Key dependencies (b) Relation dependencies (c) Database dependencies (d) None of the mentioned This question was addressed to me during an online exam. Asked question is from Extended E-R Features in section Database Systems Design and Implementation of Database Management

1 Answer

0 votes
by
Correct answer is (a) Key dependencies The best explanation: The subclasses are combined to form the superclass.

Related questions

0 votes
Q: Relation dept year(dept name, total inst 2007, total inst 2008, total inst 2009). Here the only functional dependencies are from dept name to the other attributes. This relation is in
    Relation dept year(dept name, total inst 2007, total inst 2008, total inst 2009). Here the only ... Answers, Database Interview Questions and Answers for Freshers and Experience...
asked Oct 11, 2021 in Education by JackTerrance
0 votes
Q: Functional Dependencies are the types of constraints that are based on______
    Functional Dependencies are the types of constraints that are based on______ (a) Key (b) Key revisited (c ... , Database Interview Questions and Answers for Freshers and Experience...
asked Oct 11, 2021 in Education by JackTerrance
0 votes
Q: We can use the following three rules to find logically implied functional dependencies. This collection of rules is called
    We can use the following three rules to find logically implied functional dependencies. This collection of ... Theory topic in chapter Normalization of Database Management...
asked Oct 10, 2021 in Education by JackTerrance
0 votes
Q: Consider a schema R(A, B, C, D) and functional dependencies A -> B and C -> D. Then the decomposition of R into R1 (A, B) and R2(C, D) is
    Consider a schema R(A, B, C, D) and functional dependencies A -> B and C -> D. Then ... from Materialized Views topic in portion Query Processing Techniques of Database Management...
asked Oct 10, 2021 in Education by JackTerrance
0 votes
Q: Relation R with an associated set of functional dependencies, F, is decomposed into BCNF. The redundancy (arising out of functional dependencies) in the resulting set of relations is
    Relation R with an associated set of functional dependencies, F, is decomposed into BCNF. The redundancy ( ... topic in portion Query Processing Techniques of Database Management...
asked Oct 10, 2021 in Education by JackTerrance
0 votes
Q: Consider the employee work-team example, and assume that certain employees participate in more than one work team. A given employee may therefore appear in more than one of the team entity sets that are lower level entity sets of employee. Thus, the generalization is _____________
    Consider the employee work-team example, and assume that certain employees participate in more than one ... Database Interview Questions and Answers for Freshers and Experience...
asked Oct 11, 2021 in Education by JackTerrance
0 votes
Q: In pattern mapping problem in neural nets, is there any kind of generalization involved between input & output?
    In pattern mapping problem in neural nets, is there any kind of generalization involved between input & output ... Introduction of Neural Networks Please answer the above question....
asked Sep 21, 2022 in Education by JackTerrance
0 votes
Q: What is generalization?
    What is generalization? (a) the ability of a pattern recognition system to approximate the desired output values for ... ) none of the mentioned Please answer the above question....
asked Sep 7, 2022 in Education by JackTerrance
0 votes
Q: What is generalization?
    What is generalization? (a) ability to store a pattern (b) ability to recall a pattern (c) ability to learn a ... (d) none of the mentioned Please answer the above question....
asked Sep 4, 2022 in Education by JackTerrance
0 votes
Q: Generalization feature of a multilayer feedforward network depends on factors?
    Generalization feature of a multilayer feedforward network depends on factors? (a) architectural details (b) learning ... all of the mentioned Please answer the above question....
asked Sep 4, 2022 in Education by JackTerrance
0 votes
Q: To provide generalization capability to a network, what should be done?
    To provide generalization capability to a network, what should be done? (a) all units should be linear (b) all units ... (d) none of the mentioned Please answer the above question....
asked Sep 3, 2022 in Education by JackTerrance
0 votes
Q: The generalization of cross-tab which is represented visually is ____________ which is also called as data cube.
    The generalization of cross-tab which is represented visually is ____________ which is also called as data ... Database Interview Questions and Answers for Freshers and Experience...
asked Oct 11, 2021 in Education by JackTerrance
0 votes
Q: The completeness constraint may be one of the following: Total generalization or specialization, Partial generalization or specialization. Which is the default?
    The completeness constraint may be one of the following: Total generalization or specialization, Partial ... Interview Questions and Answers for Freshers and Experience...
asked Oct 11, 2021 in Education by JackTerrance
0 votes
Q: What are starter dependencies in Spring boot?
    What are starter dependencies in Spring boot?...
asked Jul 7, 2021 in General by JackTerrance
0 votes
Q: What are the benefit of storing JARS/external dependencies in the local repository instead of a remote one?
    What are the benefit of storing JARS/external dependencies in the local repository instead of a remote one?...
asked May 4, 2021 in Technology by Editorial Staff

© Copyright 2018-2023 www.Blogmepost.com. All rights reserved. Developed by Blogmepost.

...