Database Management System Practice Test 92
Data Models Categories Multiple Choice Questions (MCQs) PDF Download - 92
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The MCQ Quiz: The data model which uses the concepts such as attributes, relationships and entities is classified as; "Data Models Categories" App (Play Store & App Store) with answers: Representative data models; Conceptual data model; Graphical data models; Occasional data models; for top online computer science programs. Practice Database Concepts and Architecture Questions and Answers, Apple Book to download free sample for cheapest online computer science degree.
Data Models Categories MCQ Quiz with Answers PDF Download: Test 92
The data model which uses the concepts such as attributes, relationships and entities is classified as
- conceptual data model
- representative data models
- graphical data models
- occasional data models
The normal form which only includes indivisible values or single atomic values is classified as
- third normal form
- first normal form
- second normal form
- fourth normal form
The property which states that files of data stored in database management system does not belong to the application programs is called
- program data dependence
- program data dependence
- structural independence
- conceptual independence
The technique of writing data on two physical disks and treating both disks as one logical disk unit is classified as
- shadowing
- clustering
- distributing
- non shadowing
The language used to insert, delete, modify and retrieve data in DBMS is considered as
- logical path language
- external mapping language
- data manipulation language
- internal mapping language
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Data Models Categories Practice Tests
- Types of relational calculi includes
- If duplicate relations will not be eliminated, resultant tuples will be multiset of tuples rather than
- Selection condition of SELECT operator is considered as
- Files in which updates are performed rarely are classified as
- In relational operations, SELECT operation is written as
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Data Models Categories Quiz Book Questions
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