Which of the following is NOT true in regard to writing a SQL subquery?
A) Most of the time, a subquery is used when you know how to search for a value using a SELECT statement but do not know the exact value.
B) A subquery is usually added in the WHERE clause of the SQL SELECT statement.
C) A SQL subquery is a separate SELECT statement that is nested outside the main SELECT statement.
D) This type of query is an alternate way of returning data from multiple tables and will be performed once for each row of the resulting dataset.
C
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Which of the following would be the most appropriate solution for organizations whose computing needs vary greatly depending on changes in demand?
a. Vertical market integration b. Private cloud computing c. Public cloud computing d. Horizontal market integration
Describe the process of receiving an e-mail.
What will be an ideal response?