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Chapter 4_Relational Database

Chapter 4_Relational Database

Assessment

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Business, Professional Development, Social Studies

University - Professional Development

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DR SITTI SYAMSIAR MUHARRAM

Used 23+ times

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25 Slides • 5 Questions

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Multiple Choice

Which of the following is NOT considered an advantage of a database system?

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Data independence

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Data Sharing

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Data storage in multiple locations

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Data integration

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A description of the data elements in a database, the relationships among them, and the logical model used to organize and describe the data

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Multiple Choice

Which of the following is an individual user's view of the database?

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internal-level schema

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logical-level schema

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external-level schema

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conceptual-level schema

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Refer to Table 4.1

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​Refer to Table 4.2

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​Refer to Table 4.2 and Table 4.5

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Multiple Choice

Which of the following describes a situation where non-primary key items are stored multiple items, leading to data inconsistencies?

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update anomaly

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insert anomaly

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delete anomaly

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​Recall your AIS160 - creating a database

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Multiple Choice

Databases were developed to address the proliferation of master files, which had to be created each time the need for information arose.

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True

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False

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Multiple Choice

Databases used for transaction processing are eventually replaced by data warehouses.

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True

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False

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