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Never transmit classified information over a fax machine.
Because it is so easy to steal information from a fax machines. Thermal fax machines, keep a carbon copy of every document ever sent and all you have to do is to open it to assess the information.
It scans a document, then turns that information into an audio signal that is sent over a phone line.
it will send a confirmation page when the message has been received.
To transmit text, a modern fax machine scans a page, turns that page into an auto signal, then transmits that signal to another fax machine over a phone line. That fax machine then decodes the signal and turns it back into an image, that is then printed out on a piece of paper.
The bandwidth of a signal is related to how fast you can transmit information over that signal. Signals with large (or broad) bandwidth can transmit more information (data) in a given amount of time, so this results in faster download times.
Which of the following is a physical security countermeasure?a. Maintain possession of your CAC at all timesb. Never transmit classified information over a fax machinec. Scan all email attachments before opening them.d. Delete email from senders you do not know.
morse code
Fax documents can be submitted using fax machine. Here, faxes are sent over telephone connection. Online faxing on the other hand is another technique that uses the internet connection to transmit fax documents.
This information is classified at this time.
It is not a machine, which by definition must transmit work and motion. The toaster does neither of these. Also machines will have some value of mechanical advantage, which is simply the ratio of force output over force input. There is no mechanical advantage from a toaster.
data signals