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Introduction to SQL

Introduction to SQL
The SQL statement: SELECT Name, COUNT(*) FROM NAME_TABLE; counts the number of name rows and displays this total in a table with a single row and a single column.

True
False

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Introduction to SQL
SQL can be used to:

create database structures only.
All of these
modify database data only.
query database data only.

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Introduction to SQL
Which one of the following sorts rows in SQL?

ORDER BY
SORT BY
ALIGN BY
GROUP BY

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Introduction to SQL
Which of the following is the original purpose of SQL?

To specify the syntax and semantics of SQL manipulation language
All of these
To define the data structures
To specify the syntax and semantics of SQL data definition language

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Introduction to SQL
Which of the following group functions ignore NULL values?

SUM
All of these
MAX
COUNT

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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.

ONLY
UNIQUE
DISTINCT
SINGLE

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