____ are descriptions of patterns of characters.
A) Syntax diagrams
B) Regular expressions
C) Canonical diagrams
D) Variable expressions

Question

Quizplus · Accepted Answer

Regular expressions are descriptions of patterns of characters commonly used for data validation, searching, and formatting in programming languages and tools. Syntax diagrams are graphical representations of the grammar rules for a programming language, canonical diagrams are not commonly used, and variable expressions are not a recognized term in computer science.

____ Are Descriptions of Patterns of Characters