Database Management System Practice Test 92
Data Models Categories Multiple Choice Questions (MCQs) PDF Download - 92
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The MCQ: The data model which uses the concepts such as attributes, relationships and entities is classified as; "Data Models Categories" App (Free Android & iOS) 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 e-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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