Exam 200-201 topic 1 question 163 discussion

A is correct... but this is the correct form ^(?:[0-9]{1,3}\.){3}[0-9]{1,3}

Correct options are: A) ^(?:[0-9]{1,3}.){3}[0-9]{1,3} B) ^(?:[0-9]f1,3}.){1,4} C) ^(?:[0-9]{1,3}.) D) ^([0-9]-{3}) Test and verify the correct option A at https://regex101.com/

A. ^(?:[0-9]{1,3}\.){3}[0-9]{1,3} Explanation: ^: Asserts the start of the string. (?:[0-9]{1,3}\.){3}: This non-capturing group matches three occurrences of digits 1 to 3 in length followed by a dot (.), representing the first three octets. [0-9]{1,3}: Matches the fourth octet, consisting of digits 1 to 3 in length. $: Asserts the end of the string. This regular expression is designed to match the pattern of an IPv4 address and captures the IP address 192.168.20.232.

A. ^(?:[0-9]{1,3}\.){3}[0-9]{1,3}