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Data Management – Applications Questions and Correct Answers Latest Update, Graded A+
Data Management – Applications Questions and Correct Answers Latest Update, Graded A+
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Data Management Applications Questions and Correct Answers Latest Update, Graded A+
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A salesperson is authorized to sell many products and a product can be sold by many salespersons. Which kind of binary relationship does this scenario describe? One-to-one One-to-many Many-to-many One-to-one binary o :## Many-to-many Which two examples are attributes? Choose 2 answers...
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Add to cartA salesperson is authorized to sell many products and a product can be sold by many salespersons. Which kind of binary relationship does this scenario describe? One-to-one One-to-many Many-to-many One-to-one binary o :## Many-to-many Which two examples are attributes? Choose 2 answers...
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Data Management-Applications Questions and Correct Answers Latest Update, Graded A+
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Which command creates a database only if it does not already exist? o :## CREATE DATABASE IF NOT EXISTS db_name; SELECT PRODNUM, SUM(QUANTITY)FROM SALESPERSONWhich line, when added to the end of the statement, returns the total number of each kind of product by product number? o :## GROUP BY ...
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Add to cartWhich command creates a database only if it does not already exist? o :## CREATE DATABASE IF NOT EXISTS db_name; SELECT PRODNUM, SUM(QUANTITY)FROM SALESPERSONWhich line, when added to the end of the statement, returns the total number of each kind of product by product number? o :## GROUP BY ...
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Data Management – Applications Questions and Correct Answers Latest Update, Graded A+
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In a relational model, _______ are also used to establish relationships among tables and to ensure the integrity of the data. o :## keys A _____ key can be described as a minimal superkey, a superkey without any unnecessary attributes. o :## candidate A _____ key is defined as a key that i...
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Add to cartIn a relational model, _______ are also used to establish relationships among tables and to ensure the integrity of the data. o :## keys A _____ key can be described as a minimal superkey, a superkey without any unnecessary attributes. o :## candidate A _____ key is defined as a key that i...
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