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MGSC 300 Midterm 2024 Questions & 100% Verified Correct Answers with complete solutions (Latest update $7.99   Add to cart

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MGSC 300 Midterm 2024 Questions & 100% Verified Correct Answers with complete solutions (Latest update

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MGSC 300 Midterm 2024 Questions & 100% Verified Correct Answers with complete solutions (Latest update

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  • August 11, 2024
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MGSC 300 Midterm 2024
The minimum number of instances of one entity that may be associated with each instance of
another entity. - ANS-Minimum Cardinality

the maximum number of entities that can be involved in a relationship - ANS-maximum
cardinality

Two vertical lines mean a t least one entity of that type is required - ANS-When is a relation
mandatory?

An oval means the entity is optional - ANS-When is a relation optional?

Add the foreign key to the row that references the key (won't work for N:M) relationships -
ANS-Where is the foreign key placed?

Excel - ANS-If it's a single theme, use ___

Database - ANS-If it's multiple themes, use _____

Reporting: Creating information about past performance
Data Mining: Classifying and predicting
Big Data: Finding patterns and relationships in enormous amounts - ANS-3 Techniques for
processing BI Data

File - ANS-Tables are

Rows in table - ANS-Records

Columns in table - ANS-Fields

Characters in table - ANS-Bytes

Refers to the level of detail represented by data, too fine or too coarse - ANS-Granularity

a data collection, smaller than the data warehouse, that addresses the needs of a particular
department or functional area of the business - ANS-Data Mart

Obtain data, both internal and external, cleanse data, organize and relate data, etc. - ANS-Data
warehouse

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