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Introduction to SQL

Introduction to SQL
There is an equivalent join expression that can be substituted for all subquery expressions.

True
False

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Introduction to SQL
The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements.

True
False

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Introduction to SQL
To establish a range of values, < and > can be used.

True
False

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

All of these
SUM
COUNT
MAX

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Introduction to SQL
Which of the following is a valid SQL type?

CHARACTER
NUMERIC
FLOAT
All of these

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Introduction to SQL
Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables?

Data Definition Language(DDL)
Both of above
Data Manipulation Language(DML)
None

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