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Introduction to SQL

Introduction to SQL
SQL provides five built-in functions: COUNT, SUM, AVG, MAX, MIN.

False
True

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Introduction to SQL
Which operator performs pattern matching?

LIKE operator
EXISTS operator
None of these
BETWEEN operator

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Introduction to SQL
The SQL statementSELECT SUBSTR('123456789', INSTR('abcabcabc', 'b'), 4) FROM DUAL;

2345
6789
1234
456789

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Introduction to SQL
SQL query and modification commands make up a(n) ________ .

DDL
DML
XML
HTML

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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.

DISTINCT
ONLY
SINGLE
UNIQUE

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Introduction to SQL
Microsoft Access has become ubiquitous, and being able to program in Access is a critical skill.

True
False

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