Its either D or A but im pretty sure its D??
Resource allocation is a function performed by control programs that manages computer resources, such as storage and memory. It is necessary for any application to be run on the system because the computer is required to allocate certain resources for it to be able to run once the user opens any program.
Boolean operators are like AND,or,not,and not .
they are <span>used as conjunctions to combine or exclude keywords in a search, resulting in more focused and productive results.</span>
A faxback system allows a customer to request a fax using email, via the company website, or by telephone.
<h3>What is faxback?</h3>
Faxback (usually uncountable, plural faxback) An interactive electronic service permitting documents to be downloaded via fax machine. FaxBack searches a pre-assigned database to validate numerals provided while at the same time recovering a caller's name and fax number. Callers without an account can hear a message in- structing them on how to receive an account or be given the option of furnishing a credit card.
FaxBack Fax Machine Solutions add features to the fax machine equivalent to how VoIP added components to the phone: receive fax notification via email and track, archive, and manage faxes via the fax server or service provider control panel.
Hence, A faxback system allows a customer to request a fax using email, via the company website, or by telephone.
To learn more about faxback refer to:
brainly.com/question/13735750
#SPJ4
