Question

query is used to displayed summarised
values!
(a) simple query
(b) crosstab (c) a&b both
d) none of these​

Answer 1

Answer:

$simple \: query$

One of the most useful capabilities of the SQL query is the summarization of data using aggregate functions, such as summarization and averaging. In this lesson, aggregate functions are explained by example, providing the reader with a solid foundation that can be applied to empower the database query.

Answer 2

Answer:

(b) crosstab

Explanation:

This is your answer