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Schemas Statements in SQL Multiple Choice Questions p. 29

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Study Schemas Statements in SQL multiple choice questions and answers, schemas statements in sql quiz answers PDF 29 to study Database Management System course online. Schema Definition, Constraints, Queries and Views MCQ trivia questions, schemas statements in sql Multiple Choice Questions (MCQ) for online college degrees. "Schemas Statements in SQL MCQ" PDF eBook: introduction to disk storage, database management languages, er diagrams, data models categories, schemas statements in sql test prep for online computer science schools.

"When the schema is to be dropped in SQL which has no elements then the type of DROP Command used is called" MCQ PDF: precision drop command, scale drop command, restrict drop schema, and cascade drop command for online software development courses. Learn schema definition, constraints, queries and views questions and answers to improve problem solving skills for computer software engineer.

Schemas Statements in SQL Questions and Answers MCQs

MCQ: When the schema is to be dropped in SQL which has no elements then the type of DROP Command used is called

SCALE DROP command

PRECISION DROP command

RESTRICT DROP schema

CASCADE DROP command

MCQ: The type of data model which provide concepts in a way users of data recognize data models is considered as

dynamic data models

medium level data models

low level data models

high level data models

MCQ: In ER diagrams, the rectangles are used to denote

entity types

attribute types

key types

structure types

MCQ: For a three-schema architecture, there is strict partition between external, internal and conceptual level and the language used in this structure is

view definition language

logic map language

concept mapping language

storage mapping language

MCQ: The example of computer's primary storage is

tapes

main memory

optical disk

magnetic disc