marți, 24 noiembrie 2009

Quiz: SQL Introduction: Querying the Database


1. What command can be added to a select statement to return a subset of the data?
WHERE (*)
WHEN
ALL
EVERYONE
2. What command retrieves data from the database?
ALTER
SELECT (*)
DESCRIBE
INSERT
3. What command do you use to add rows to a table
INSERT (*)
ADD
ADD_ROW
NEW_ROW
4. What command can be used to show information about the structure of a table?
ALTER
SELECT
DESCRIBE (*)
INSERT
5. Examine the follolowing SELECT statement.
SELECT *
FROM employees;
This statement will retrieve all the rows in the employees table. True or False?
True (*)
False

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