Exam 3: Structured Query Language

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Which SQL keyword is used to eliminate duplicate rows in the results of an SQL SELECT query?

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An SQL data type of ________ means that values consist of seven decimal numbers with two numbers assumed to the right of the decimal point.

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When using SQL to create a table,a column is defined by declaring,in this order: data type,column name,and optional constraints.

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Which SQL keyword is used to apply conditions to restrict groups that appear in the results of a SELECT query that uses GROUP BY?

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A subquery is appropriate only if the final result contains only data from a single table.

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Explain two methods for defining a primary key using SQL.

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Conditions in an SQL INSERT command and after the SQL ________ keyword require single quotes around values for Char and VarChar columns,but not around values for Integer and Numeric columns.

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What are SQL Built-in Functions?

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SQL is not a complete programming language,but is rather a(n)________.

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The SQL GROUP BY keyword can be used to group rows by common values.

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Compare and contrast subqueries and joins.

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A complete table,including both the table structure and any data in the table,can be removed from the database by using the SQL ________ command.

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In Microsoft Access,default values must be set as a field property while the table is in Design View.

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Data from a maximum of three tables can be combined through the use of subqueries in SQL.

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In Microsoft Access,tables are added to a Query window by:

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Which of the following is the correct SQL clause to restrict the results of a SELECT query to only records that have a value in the range of 10 to 50 in the Hours column?

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