Exam 11: Databases
Exam 1: Computers and Digital Basics170 Questions
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Exam 6: The Internet175 Questions
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Exam 10: Information Systems Analysis and Design175 Questions
Exam 11: Databases175 Questions
Exam 12: Computer Programming175 Questions
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All of the following are tools to help you create server-side programs EXCEPT ____.
(Multiple Choice)
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In the broadest definition, a(n) ____ is a collection of information.
(Multiple Choice)
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Critical Thinking questions (Multiple Choice) You want to take advantage of the relationship between two tables in a relational database. First, you must ____.
(Multiple Choice)
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A ____ data type usually provides a variable-length field into which users can enter comments.
(Multiple Choice)
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The sort key for a database is typically specified by the database designer at the time the database ____________________ is created.
(Short Answer)
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A lookup ____________________ validates an entry by searching for the same data in a file or database table.
(Short Answer)
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A ____ update changes data in more than one record at a time.
(Multiple Choice)
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A record is the basic building block for a structured file or database.
(True/False)
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A field ____________________ helps maintain consistent data by providing a structure for entering data into a field.
(Short Answer)
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Although encryption cannot prevent a database from being lost or stolen, it can make the data it contains unintelligible to a hacker.
(True/False)
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Each ____ is a sequence, or list, of records in a relational database.
(Multiple Choice)
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Dynamic Web publishing allows you to take a snapshot of the data in a database by generating a report, which is converted into an HTML document.
(True/False)
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An index has no bearing on the physical sequence of records on disk.
(True/False)
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Case 4 The SQL query language provides a collection of special command words called SQL keywords. With these keywords, SQL can be used to specify the action that should be carried out in the database. People want to know if CDs of their favorite artists are available at WebMusic, and if they can buy them for the discount price of less than $10.00. In SQL, search operators such as AND, OR, and NOT can be used to perform the queries. What are these operators referred to as?
(Multiple Choice)
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