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Introduction to SQL

Introduction to SQL
The ADD command is used to enter one row of data or to add multiple rows as a result of a query.

True
False

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

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

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

JOIN
LEFT
AVG
LEN

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Introduction to SQL
Which SQL keyword is used to retrieve only unique values?

DIFFERENT
DISTINCTIVE
UNIQUE
DISTINCT

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Introduction to SQL
What is the meaning of LIKE '%0%0%'

Feature ends with two 0's
Feature begins with two 0's
Feature has more than two 0's
Feature has two 0's in it, at any position

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