Exam 14: Action and Specialized Queries: Moving Beyond the Select Query

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An append query is used to update or change data automatically based on criteria that you specify.

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To remove the duplicate records found in a table,you would run a(n)________ query.

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How is a crosstab query different from other queries?

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Once you run an action query,you are committing yourself to an irreversible change.

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Before running a make table query,what should you do?

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Where do the column headings display in a crosstab query?

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Match the following terms with their meanings:
crosstab query
adds,edits,or deletes data in a database
action query
compares records in two related tables and displays the records found in one table but not the other
find duplicate query
usually created to show trends in values over time
Correct Answer:
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Responses:
crosstab query
adds,edits,or deletes data in a database
action query
compares records in two related tables and displays the records found in one table but not the other
find duplicate query
usually created to show trends in values over time
find unmatched query
helps identify duplicate values in a table
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Why should you backup your database before running an action query?

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An append query selects records from one or more tables and uses then to create a new table.

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What summarizes a data source into a grid of rows and columns?

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Match the following terms with their meanings:
make table query
adds records to an existing table
update query
creates a new table from data that already exist in a database
append query
updates or changes data automatically based on criteria that you specify
Correct Answer:
Verified
Premises:
Responses:
make table query
adds records to an existing table
update query
creates a new table from data that already exist in a database
append query
updates or changes data automatically based on criteria that you specify
delete query
removes records from a table based on criteria that you specify
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A find duplicates query compares records in two related tables and displays the values found in one table but not the other.

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Action queries include update,append,make table,and delete.

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What is the purpose of a crosstab query?

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Duplicate values should always be deleted from a database table.

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To test an update query before running the query,what should you do first?

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The grouping in a crosstab query comes from the definitions of row and column headings.

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Find unmatched queries provide a subset of the data that answers most questions that users ask about the data in their databases.

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When running an append query,the data types of the source fields do not have to match the data types of the destination fields.

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A(n)________ query provides the easiest way to move records from one table to another.

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