Comprehensive and Detailed Explanation:
Theregular expression100.s follows these rules:
100 matchesexactlythe sequence 100.
(dot) representsany single character(digit, letter, or symbol).
s specifically looks for the character s, but it isnot included in the given choices.
Now, analyzing each option:
✔1000matches → 1000 (fourth character matches . as a wildcard).
✘100does not match → No extra character after 100.
✘10000does not match → Too many extra characters.
✘1001does not match → s is not present.
Thus,1000 is the correct answer(C).
????Reference:Huawei HCIE Datacom Regex Guide - Regular Expressions in Networking
Submit