Exam 3: Using SQL Queries to Insert, update, delete, and View Data

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A view derives its data from database tables called ____ tables.

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To take the absolute value of a NUMBER column,use the single-row function ____________________.

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Explain how Oracle 10g prevents two users from retrieving the same sequence number.

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What is the most likely cause when a multiple-table query returns more records than you expect?

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What is the name of the underlying query used to create a view?

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The UNION ALL operator excludes duplicate values.

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When you drop a view,you delete the data values that appear in the view.

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Use a(n)____________________ to specify a non-default input or output format for NUMBERs and DATEs.

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If you see the + character in a join condition,you are looking at a(n)____________________ join.

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Which operator is used with a subquery that returns multiple values?

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The following search condition would match the column value "Sunday": WHERE value LIKE 'Sun%'

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In an outer join,all rows will be returned from the outer table.

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When you join a table to itself,you are using a(n)____________________.

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When using the SQL*Plus interpreter,the ____ property specifies how many lines appear on a SQL*Plus page.

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When using the LIKE operator,the ____________________ wildcard represents multiple characters.

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Explain the syntax and usage of the SQL GRANT command.

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The query INSERT INTO student ____ ('abc','123');inserts a new row into the student table.

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When you add a new row to a database table,it is immediately visible to other users.

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Which of the following does not match the string '_T%' when used with the LIKE operator?

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When you use the ____ logical operator to create a complex search condition,only one of the conditions must be true for the complex search condition to be true.

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