Database Systems MCQs - Chapter 20
Relational Database Design Quiz Questions & Answers PDF Download - 19
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Relational Database Design Exam Questions and Answers PDF Download: Test 19
A legal instance of a database is one where all the relation instances are
- Legal instance
- Domain instance
- Associated instance
- Participant instance
In the encryption process, a parameter of the algorithm is called
- Modulation key
- Encryption key
- Asymmetric key
- Symmetric-key
A collection of rules to find functional dependences, is called Armstrong's axioms, which includes reflexivity, augmentation rule and
- Transitivity rule
- Composition rule
- Pseudo rule
- Axioms rule
A more complex approach for web service implementation, is referred to as
- JavaScript Object Notation
- Representation State Transfer
- JavaScript Entity Notation
- Big Web Services
Mapping in the Hibernate system, each Java class to one or more relations is specified in a
- Workflow file
- Mapping file
- Business-logic file
- View-access file
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Database & MySQL MCQ with Answers
- Considering abstraction concepts, process of assigning similar entities to similar entity types systematically is called
- Process of converting requests into results between three-schema architecture internal, external and conceptual levels is called
- Compiler which pull out commands written in host programming language from application program is classified as
- Type of data organization which does not allow cross block boundaries is called
- Rule which states that addition of same attributes to right side and left side will results in other valid dependency is classified as
Relational Database Design MCQ Book Questions
- To represent data in database, and need of efficiency has led designers to use
- In case of power outage or other system crash, when system restarts, action known to be occur is of
- Duplicate tuples must be eliminated, when query uses clause
- Record-based models are so named because database is structured in
- All statements between keywords begin atomic ...end form a/an