COMPILER DESIGN

TOOLS AND TECHNIQUES FOR COMPILER DESIGN

MISCELLENOUS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Let S and T be language over ={a, b} represented by the regular expressions (a+b*)* and (a+b)*, respectively. Which of the following is true?
A
B
C
D
Explanation: 

Detailed explanation-1: -Regex support is part of the standard library of many programming languages, including Java and Python, and is built into the syntax of others, including Perl and ECMAScript. Implementations of regex functionality is often called a regex engine, and a number of libraries are available for reuse.

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