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Introduction to SQL

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

Data Integrity
All of these
Materialized Views
Normalization

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Introduction to SQL
A SELECT statement within another SELECT statement and enclosed in square brackets ([...]) is called a subquery.

False
True

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Introduction to SQL
Which of the following is the correct order of keywords for SQL SELECT statements?

SELECT,WHERE,FROM
FROM, WHERE, SELECT
WHERE, FROM,SELECT
SELECT, FROM, WHERE

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Introduction to SQL
Which of the following is a SQL aggregate function?

LEFT
LEN
AVG
JOIN

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Introduction to SQL
When three or more AND and OR conditions are combined, it is easier to use the SQL keyword(s):

Both IN and NOT IN.
NOT IN only.
IN only.
LIKE only.

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Introduction to SQL
Which SQL keyword is used to retrieve a maximum value?

MAX
TOP
MOST
UPPER

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