Supplement operating system software in ways that increase the security or capabilities of the computer system. firewalls, antivirus software, spam blockers, and antispyware are all examples of this software.

William travels a lot on business purpose. he needs to regularly communicate with his business partner. he also needs to send out weekly reports to his boss while he is traveling. which web-based application best suits william’s needs? (social media, webmail, wiki) is the best web-based application for william. he can access this application via the internet using a (digital cable, fax machine, web browser).