Given the following specifications of an email: 1. An email address is defined as 'name@domain.org' or 'name@domain.net'. 2. The name is an alphanumeric string that is at least one character and less than or equal to 6 characters long. The only additional characters allowed are periods (.) but the email cannot start or end with a period. 3. The domain also consists of alphanumeric characters with no additional characters allowed. which of the following regular expressions will recognize an email correctly? Select one option only. O [A-Za-z0-9)(?:[A-Za-z0-9.J{0.4][A-Za-z0-9])?@[A-Za-z0-9] (?:\L.net/\.org) O [A-Za-z0-9](?:[A-Za-z0-9.J(0.5)[A-Za-20-9])?@!A-Za-z0-9]+(?:\.net/\.org) O [A-Za-z0-9](?:[A-Za-z0-9.J(0.4}[A-Za-z0-9])?@LA-Za-z0-9]+.(?:netjorg) O [A-Za-z0-91[A-Za-z0-9.J(0,4)[A-Za-z0-9]@[A-Za-z0-9]+(?:\.net|\.org) O [A-Za-z0-91(1.6)@[A-Za-z0-9]+{?:\.net|\.org) O [A-Za-z0-9](?:[A-Za-z0-9.J{0,4||A-Za-z0-9])?@[A-Za-z0-9]+(?:\.net|\.org) O none of the options are correct

Given the following specifications of an email: 1. An email address is defined as 'name@domain.org' or 'name@domain.net'. 2. The name is an alphanumeric string that is at least one character and less than or equal to 6 characters long. The only additional characters allowed are periods (.) but the email cannot start or end with a period. 3. The domain also consists of alphanumeric characters with no additional characters allowed. which of the following regular expressions will recognize an email correctly? Select one option only. O [A-Za-z0-9)(?:[A-Za-z0-9.J{0.4][A-Za-z0-9])?@[A-Za-z0-9] (?:\L.net/\.org) O [A-Za-z0-9](?:[A-Za-z0-9.J(0.5)[A-Za-20-9])?@!A-Za-z0-9]+(?:\.net/\.org) O [A-Za-z0-9](?:[A-Za-z0-9.J(0.4}[A-Za-z0-9])?@LA-Za-z0-9]+.(?:netjorg) O [A-Za-z0-91[A-Za-z0-9.J(0,4)[A-Za-z0-9]@[A-Za-z0-9]+(?:\.net|\.org) O [A-Za-z0-91(1.6)@[A-Za-z0-9]+{?:\.net|\.org) O [A-Za-z0-9](?:[A-Za-z0-9.J{0,4||A-Za-z0-9])?@[A-Za-z0-9]+(?:\.net|\.org) O none of the options are correct

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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