Exam 9: Designing the Database
Exam 1: From Beginning to End: An Overview of Systems Analysis and Design72 Questions
Exam 2: Investigating System Requirements90 Questions
Exam 3: Identifying User Stories and Use Cases82 Questions
Exam 4: Domain Modeling90 Questions
Exam 5: Use Case Modeling80 Questions
Exam 6: Foundations for Systems Design80 Questions
Exam 7: Defining the System Architecture86 Questions
Exam 8: Designing the User Interface86 Questions
Exam 9: Designing the Database96 Questions
Exam 10: Approaches to System Development82 Questions
Exam 11: Project Planning and Project Management82 Questions
Exam 12: Object-Oriented Design: Fundamentals89 Questions
Exam 13: Object-Oriented Design: Use Case Realization93 Questions
Exam 14: Deploying the New System88 Questions
Exam 15: The Role of the Systems Analyst50 Questions
Exam 16: The Traditional Approach to Requirements50 Questions
Exam 17: Project Management Techniques56 Questions
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To ensure that the database is designed correctly,an important member of the project team is the data administrator.
(True/False)
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A lock on a portion of the database by one user,which does not allow other users to read or access the data is called a(n)______ ______.
(Short Answer)
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A foreign key is a field or set of fields stored in one table that also exists as a primary key in another table.
(True/False)
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All ____ in a table are guaranteed to be unique if the table's primary key is guaranteed to be unique.
(Multiple Choice)
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A distributed database configuration where all databases use the same DBMS and have a global schema is called a(n)______ ______ ______.
(Short Answer)
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______ ______ ______ is a query language used to access and update the data in a relational database.
(Short Answer)
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In a one-to-many association the primary key of the "many" class is placed as a foreign key in the "one" class.
(True/False)
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The technique of applying exclusive control to a part of the database to one user at a time is called a(n)______ ______.
(Short Answer)
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If there is more than one field in a database table that is unique for all rows each one may be called a(n)______ _____.
(Short Answer)
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____ are a critical element of relational database design because they are the bases for representing relationships among tables.
(Multiple Choice)
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In an iterative approach to software development,it is usually best to develop the database in the first few iterations.
(True/False)
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A database table is in _____ _____ _____ if no non-key attributes are functionally dependent on any other non-key attributes.
(Short Answer)
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The domain data in a database is sometimes referred to as metadata.
(True/False)
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Which is NOT one of the responsibilities of the database administrator?
(Multiple Choice)
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Invented keys that are not automatically generated in a relational database are dangerous and require careful scrutiny.
(True/False)
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