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Introduction to SQL

Introduction to SQL
The SQL statement: SELECT Number1 + Number 2 AS Total FROM NUMBER_TABLE; adds two numbers from each row together and lists the results in a column named Total.

True
False

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Introduction to SQL
ON UPDATE CASCADE ensures which of the following?

Materialized Views
Data Integrity
All of these
Normalization

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Introduction to SQL
Let the statementSELECT column1 FROM myTable;return 10 rows. The statementSELECT ALL column1 FROM myTable;will return

more than 10 rows
exactly 10 rows
None of these
less than 10 rows

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Introduction to SQL
To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included.

SINGLE
ONLY
DISTINCT
UNIQUE

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Introduction to SQL
Which of the following SQL commands is used to retrieve data?

SELECT
INSERT
DELETE
JOIN

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Introduction to SQL
You can add a row using SQL in a database with which of the following?

CREATE
INSERT
ADD
MAKE

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