Exam 9: Designing the Database

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What can be said about the following relational database table (key is underlined): (Choose the most correct answer.)​ CourseSectionID,StudentID,Grade,StudentName

(Multiple Choice)
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A relational database table is in third normal form (3NF)if it is in second normal form (2NF)and if no non-key field is functionally dependent on any other non-key field.​

(True/False)
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A constraint which is stored in the schema and which ensures that all foreign keys have associated primary keys is called a(n)______ ______ ______.​

(Short Answer)
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____ is a consistent relational database state in which every foreign key value also exists as a primary key value.​

(Multiple Choice)
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The condition that requires that every value in a foreign key must have an equivalent value as the primary key in another table is called ________ ______.​

(Short Answer)
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A _______ is an integrated collection of stored data that is centrally managed and controlled​

(Short Answer)
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In database design and administration the hardware and network architecture is an important consideration.The chapter describes four distinct hardware configurations for the deployment of a database based on the size and reach of the database. Identify an briefly describe each of the four.​

(Essay)
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A relation describes the structure,content,and access controls of a physical data store or database.​

(True/False)
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___________  is where the value in one field determines the value in another field in the same record.​

(Multiple Choice)
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The person who is in charge of the safety and operation of the DBMS is called the _____ _____.​

(Short Answer)
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In a database a two-dimensional data structure consisting of columns and rows is called a(n)_______.​

(Short Answer)
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A(n)____ is a field or set of fields used to uniquely identify each row.​

(Multiple Choice)
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A database table is in _____ _____ _____ if all non-key attributes are functionally dependent on the entire key.​

(Short Answer)
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Non-key ("bad")redundancy can be systematically identified and eliminated from a relational database by ____________________ of the database.​

(Short Answer)
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​In a database table a tuple is the same thing as a(n)______.

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Relationships in a relational database are usually represented by embedding a foreign key in each participating table.​

(True/False)
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A write lock on a database allows other users to read the data,but they cannot update any data.​

(True/False)
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Which of the following is NOT a component or function of a typical database management system (DBMS)?​

(Multiple Choice)
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A software system whose purpose is to manage and control the data in a database is called a(n)_______ _______ ______.​

(Short Answer)
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In a distributed database configuration when all the tables are copied to all locations that is called _____ ______​

(Short Answer)
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