Database Systems MCQs - Chapter 14

Introduction to RDBMS Multiple Choice Questions (MCQ) PDF - 10

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The MCQ: A superkey is a set of one or more attributes that collectively, allow us to identify; "Introduction to RDBMS" App Download Android & iOS (Free) with answers repetitive tuples, unique tuples, reflective tuple and generated tuple to study online certification courses. Practice dbms keys quiz questions, download Apple Book (Free Sample) for software engineering online courses.

Introduction to RDBMS Questions & Answers PDF Download: MCQ Quiz 10

MCQ 46: A superkey is a set of one or more attributes that collectively, allow us to identify

Unique tuples
Repetitive tuples
Reflective tuple
Generated tuple

MCQ 47: In a schema diagram representation, the referential integrity constraints are not explicitly shown, other than the

Primary key
Foreign key
Candidate key
Referencing key

MCQ 48: The term attribute in a relational model refers to a

Table
Row
Column
Instance

MCQ 49: It is possible that several distinct sets of attributes could serve as a

Superset key
Super key
Unique key
Candidate key

MCQ 50: Many database systems provide design tools with a graphical user interface for creating

Schema Diagrams
Schema Structure
Schema declaration
Schema definition

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