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Introduction to SQL

Introduction to SQL
The SQL statementSELECT ROUND(45.926, -1) FROM DUAL;

is illegal
prints 50
prints garbage
prints 045.926

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

UPDATE
SAVE
SAVE AS
MODIFY

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Introduction to SQL
Which of the following are the five built-in functions provided by SQL?

SUM, AVG, MULT, DIV, MIN
SUM, AVG, MIN, MAX, NAME
SUM, AVG, MIN, MAX, MULT
COUNT, SUM, AVG, MAX, MIN

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Introduction to SQL
Which of the following is valid SQL for an Index?

CHANGE INDEX ID;
ADD INDEX ID;
CREATE INDEX ID;
REMOVE INDEX ID;

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Introduction to SQL
In SQL, which command is used to change a table's storage characteristics?

MODIFY TABLE
None of these
CHANGE TABLE
ALTER TABLE

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Introduction to SQL
The SQL statement that queries or reads data from a table is ________ .

QUERY
SELECT
None of these
READ

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