How Many Pairs of Structural Isomers Are There Here

question 8

Multiple Choice

How many pairs of structural isomers are there here?

• A) None
• B) One
• C) Two
• D) Three
• E) Four

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Definitions:

COUNT Aggregate Function

A function in SQL that returns the number of items in a group, often used in queries to count the number of records that match certain criteria.

Query Design View

A graphical interface in database software that allows users to design or modify queries by visually arranging tables and setting criteria.

Values

Represents the data encoded within variables or constants in programming and computing contexts.

Table Datasheet View

A view in database software that displays data in rows and columns, similar to a spreadsheet, allowing for data entry and editing.