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Introduction to SQL

Introduction to SQL
The condition in a WHERE clause can refer to only one value.

True
False

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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
SELECT, FROM, WHERE
WHERE, FROM,SELECT

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

MAX
SUM
All of these
COUNT

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Introduction to SQL
What operator tests column for the absence of data?

EXISTS operator
IS NULL operator
None of these
NOT operator

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Introduction to SQL
The command to eliminate a table from a database is:

REMOVE TABLE CUSTOMER;
DELETE TABLE CUSTOMER;
UPDATE TABLE CUSTOMER;
DROP TABLE CUSTOMER;

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Introduction to SQL
Which SQL statement is used to update data in a database?

MODIFY
UPDATE
SAVE
SAVE AS

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